Παραπομπή APA

Pugh, E. M., & Pugh, E. W. (1970). Principles of electricity and magnetism (Ed.2.). Addison - Wesley.

Παραπομπή Chicago Style

Pugh, Emerson M., και Emerson W. Pugh. Principles of Electricity and Magnetism. Ed.2. London: Addison - Wesley, 1970.

Παραπομπή MLA

Pugh, Emerson M., και Emerson W. Pugh. Principles of Electricity and Magnetism. Ed.2. Addison - Wesley, 1970.