Walls, H. J. (1964). Camera techniques : fundamentals and equipment / by H.J. Walls: Fundamentals and equipment (3rd ed.). Focal.
Chicago Style (17th ed.) CitationWalls, H. J. Camera Techniques : Fundamentals and Equipment / by H.J. Walls: Fundamentals and Equipment. 3rd ed. Focal, 1964.
MLA (9th ed.) CitationWalls, H. J. Camera Techniques : Fundamentals and Equipment / by H.J. Walls: Fundamentals and Equipment. 3rd ed. Focal, 1964.
Warning: These citations may not always be 100% accurate.