APA (7th ed.) Citation

Heinlein, R. A. (1958). Have space suit--will travel. Ace Books.

Chicago Style (17th ed.) Citation

Heinlein, Robert A. Have Space Suit--will Travel. New York: Ace Books, 1958.

MLA (9th ed.) Citation

Heinlein, Robert A. Have Space Suit--will Travel. Ace Books, 1958.

Warning: These citations may not always be 100% accurate.