Gaya APA

Corboy, J, M., Norath, D, J. (2003). The Retinoscopy Book : An Introductory Manual for Eye Care Professionals (5th Edition). United states of America: SLACK Incorporated.

Gaya MLA

Corboy, John, M.., Norath, David, J.. "The Retinoscopy Book : An Introductory Manual for Eye Care Professionals". 5th Edition United states of America: SLACK Incorporated, 2003. Text.