APA (7th ed.) Citation

Ward, N. (1947). Picture making with paper negatives. American photographic publishing co..

Chicago Style (17th ed.) Citation

Ward, Nowell. Picture Making with Paper Negatives. Boston: American photographic publishing co., 1947.

MLA (9th ed.) Citation

Ward, Nowell. Picture Making with Paper Negatives. American photographic publishing co., 1947.

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