APA (7th ed.) Citation

(1991). Photomethods. [Gellert Pub. Corp.].

Chicago Style (17th ed.) Citation

Photomethods. [New York]: [Gellert Pub. Corp.], 1991.

MLA (9th ed.) Citation

Photomethods. [Gellert Pub. Corp.], 1991.

Warning: These citations may not always be 100% accurate.