Cita APA (7th ed.)

Sirkin, L. A. (1966). Geology lab manual: College level. Monarch Press.

Cita Chicago (17th ed.)

Sirkin, Leslie A. Geology Lab Manual: College Level. New York: Monarch Press, 1966.

Cita MLA (9th ed.)

Sirkin, Leslie A. Geology Lab Manual: College Level. Monarch Press, 1966.