Gaya APA

Hodgson, M. et al (2004). The Professional Qualifying Examinations : A Survival Guide for Optometrics . United Kingdom: Elsevier Butterworth Heinemann.

Gaya MLA

Hodgson, Martin. et al. "The Professional Qualifying Examinations : A Survival Guide for Optometrics". United Kingdom: Elsevier Butterworth Heinemann, 2004. Text.