Deismireacht APA

Harold Spencer Jones, & Burgeess Eric. (1955). Frontier to space. New York: Collier Books.

Trích dẫn kiểu Chicago

Harold Spencer Jones, và Burgeess Eric. Frontier to Space. New York: Collier Books, 1955.

Deismireacht MLA

Harold Spencer Jones, và Burgeess Eric. Frontier to Space. New York: Collier Books, 1955.

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