APA (7th ed.) Citation

Jacobson, C., & Jacobsohn, K. (1958). Enlarging : the technique of the positive: The technique of the positive. Focal Press Ltd..

Chicago Style (17th ed.) Citation

Jacobson, C.I, and Kurt Jacobsohn. Enlarging : The Technique of the Positive: The Technique of the Positive. London: Focal Press Ltd., 1958.

MLA (9th ed.) Citation

Jacobson, C.I, and Kurt Jacobsohn. Enlarging : The Technique of the Positive: The Technique of the Positive. Focal Press Ltd., 1958.

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