Deismireacht APA

Napolitano. L. G. (1981). Space: Mankind's Fourth Environment. Pergamon Press.

Chicago Edition Citation

Napolitano. L. G. Space: Mankind's Fourth Environment. Oxford: Pergamon Press, 1981.

Deismireacht MLA

Napolitano. L. G. Space: Mankind's Fourth Environment. Pergamon Press, 1981.

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