Tohutoro APA (7th ed.)

Foster, R. J. (1983). General geology. Charles E. Merrill.

Tohutoru Kātū Chicago (17th ed.)

Foster, Robert J. General Geology. Columbus: Charles E. Merrill, 1983.

Tohutoro MLA (9th ed.)

Foster, Robert J. General Geology. Charles E. Merrill, 1983.