Παραπομπή APA

Kinney H. (1961). The book of Popular Science.T.7 (In lần thứ 1.). American: Grolier Incorporated.

Παραπομπή Chicago Style

Kinney H. The Book of Popular Science.T.7. In lần thứ 1. American: Grolier Incorporated, 1961.

Παραπομπή MLA

Kinney H. The Book of Popular Science.T.7. In lần thứ 1. American: Grolier Incorporated, 1961.

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