Gaya APA

Rosenfield, M., Logan, N. (2014). Optometry : Science, Techniques And Clinical Management (2). Philadelphia: Butterworth-Heinemann Ltd.

Gaya MLA

Rosenfield, Mark., Logan, Nicola. "Optometry : Science, Techniques And Clinical Management". 2 Philadelphia: Butterworth-Heinemann Ltd, 2014. Text.