Armstrong, David F., Stokoe, William C., Wilcox, Sharman E. Gesture and the Nature of Language. University of Cambridge. 1995.

Highly recommended for research on gesture.

Armstrong, David. Original Signs: Gesture, Sign, and the Sources of Language. Washington, D.C.: Gallaudet University Press. 2002.

Arnheim, Rudolf. Visual Thinking. Berkeley: University of California Press, 1969. P. 251.

"He asserts that all thinking (not just thinking related to art or other visual experiences) is basically perceptual in nature - and that the ancient dichotomy between seeing and thinking, between perceiving and reasoning, is false and misleading."

Critchley, MacDonald. The Language of Gesture. London: Edward Arnold & Co. 1939.

Gesture, "sign-talk of deaf-mutes", sign-language among North-American Indians and Australian Aborigines, use of sign language in religious communities, secret societies, and literature, use in the art of ancient Roman rhetoric, Graeco-Roman theatre and Oriental theatre, etc.

Daniels, M. (October, 1994).  The effects of sign language on hearing children's language development. Communication Education, 43, 291-298.

Daniels, M. (1996).  Seeing language: The effect over time of sign language on vocabulary development in early childhood education. Child Study Journal, 26, 193-208.

Daniels, M. (2001). Dancing with Words: Signing for Hearing Children's Literacy, Westport, Connecticut: Bergin and Garvey.

Emmorey, Karen, et al. "Visual imagery and visual-spatial: Enhanced imagery abilities in deaf and hearing ASL signers." Elsevier Science Publishers. 1993. p. 139-181.

Felzer, L. (1998). A Multisensory Reading Program That Really Works.  Teaching and Change, 5, 169-183.

Gallagher, Shaun. How the Body Shapes the Mind. Oxford: Clarendon Press. 2005.

Matlin, Margaret W. Cognition. 5th Edition. USA: Thomas Learning Inc., 2002.

Chapter 6 on the Imagery. It discusses research and studies of the analog versus propositional codes, mental rotation experiments and others. It also mentioned of the ASL users in using visual rotations and spatiality.

Ree, Jonathan. i see a voice: deafness, language and the senses - a philosophical history. New York: Metropolitan Books, 1999.

Sacks, Oliver. Seeing Voices: A Journey Into the World of the Deaf.

Wilson, R., Teague, J. and Teague, M. (1985). The Use of Signing and Fingerspelling to Improve Spelling Performance with Hearing Children. Reading Psychology, 4, 267-273.