Gaya APA

Kaempffer, F., Swanson, C, P. (1967). The elements of physics a new approach . London: London: Blaisdell; 1967.

Gaya MLA

Kaempffer, F.A.., Swanson, Carl, P.. "The elements of physics a new approach". London: London: Blaisdell; 1967, 1967. Text.