Dyfyniad APA

Pohl, C., & Pohl, F. (1974). Science fiction: The great years. Gollancz.

Dyfyniad Arddull Chicago

Pohl, Carol, and Frederik Pohl. Science Fiction: The Great Years. London: Gollancz, 1974.

Dyfyniad MLA

Pohl, Carol, and Frederik Pohl. Science Fiction: The Great Years. Gollancz, 1974.

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