APA (7th ed.) Citation

Lundqvist, P. (1972). Photographics : line and contrast methods: Line and contrast methods. Focal Press.

Chicago Style (17th ed.) Citation

Lundqvist, Par. Photographics : Line and Contrast Methods: Line and Contrast Methods. London: Focal Press, 1972.

MLA (9th ed.) Citation

Lundqvist, Par. Photographics : Line and Contrast Methods: Line and Contrast Methods. Focal Press, 1972.

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