Cita APA (7a ed.)

Alldredge, L. R., & Saldukas, I. (1963). An automatic standard magnetic observatory.

Cita Chicago Style (17a ed.)

Alldredge, L. R., y I. Saldukas. An Automatic Standard Magnetic Observatory. Washington, 1963.

Cita MLA (9a ed.)

Alldredge, L. R., y I. Saldukas. An Automatic Standard Magnetic Observatory. 1963.