Citazione Stile APA (7a Edizione)

Heinlein, R. A. (2007). Time for the stars. A Tom Doherty Associates Book.

Citazione stile Chigago Style (17a edizione)

Heinlein, Robert Anson. Time for the Stars. New York: A Tom Doherty Associates Book, 2007.

Citatione MLA (9a ed.)

Heinlein, Robert Anson. Time for the Stars. A Tom Doherty Associates Book, 2007.