Deismireacht APA

Gordon, J. E. (1978). Structures or why things dont's fall down. New York: Penguin Books.

Trích dẫn kiểu Chicago

Gordon, J. E. Structures or Why Things Dont's Fall Down. New York: Penguin Books, 1978.

Deismireacht MLA

Gordon, J. E. Structures or Why Things Dont's Fall Down. New York: Penguin Books, 1978.

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