APA (7th ed.) Citation

Asimov, I. (1995). Yours, Isaac Asimov: A lifetime of letters (1. ed.). Doubleday.

Chicago Style (17th ed.) Citation

Asimov, Isaac. Yours, Isaac Asimov: A Lifetime of Letters. 1. ed. New York u.a: Doubleday, 1995.

MLA (9th ed.) Citation

Asimov, Isaac. Yours, Isaac Asimov: A Lifetime of Letters. 1. ed. Doubleday, 1995.