APA (7th ed.) Citation

Hymers, R. P. (1969). The professional photographer in practice (3rd edition.). Fountain Press.

Chicago Style (17th ed.) Citation

Hymers, Robert Patterson. The Professional Photographer in Practice. 3rd edition. London: Fountain Press, 1969.

MLA (9th ed.) Citation

Hymers, Robert Patterson. The Professional Photographer in Practice. 3rd edition. Fountain Press, 1969.

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