Cita APA (7a ed.)

Freytag, H., & Mannheim, L. (1973). The Hasselblad way: The Hasselblad photographer's companion (5. ed.). Focal Press.

Cita Chicago Style (17a ed.)

Freytag, Heinrich, y L.A Mannheim. The Hasselblad Way: The Hasselblad Photographer's Companion. 5. ed. London: Focal Press, 1973.

Cita MLA (9a ed.)

Freytag, Heinrich, y L.A Mannheim. The Hasselblad Way: The Hasselblad Photographer's Companion. 5. ed. Focal Press, 1973.