APA-viite

Say, M. G. (1978). Introduction to the unified theory of electromagnetic machines. Pitman.

Chicago-tyylinen lähdeviittaus

Say, M G. Introduction to the Unified Theory of Electromagnetic Machines. London: Pitman, 1978.

MLA-viite

Say, M G. Introduction to the Unified Theory of Electromagnetic Machines. Pitman, 1978.