APA Citation

Heinlein, R. A. 1. (1987). The past through tomorrow: Future history stories. New York: Ace Books.

Chicago Style Citation

Heinlein, Robert A. 1907-1988. The Past Through Tomorrow: Future History Stories. New York: Ace Books, 1987.

MLA Citation

Heinlein, Robert A. 1907-1988. The Past Through Tomorrow: Future History Stories. New York: Ace Books, 1987.

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