APA-čujuhus (7. p.)
Kuiper, G. P. (1954). The Earth as a planet: Ed. by Gerard P. Kuiper. Univ. of Chicago Pr.
Chicago-čujuhus (17. p.)
Kuiper, Gerard P. The Earth as a Planet: Ed. by Gerard P. Kuiper. Chicago: Univ. of Chicago Pr, 1954.
MLA-čujuhus (9. p.)
Kuiper, Gerard P. The Earth as a Planet: Ed. by Gerard P. Kuiper. Univ. of Chicago Pr, 1954.
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