Cita APA (7th ed.)
Dickinson, T., & Dyer, A. (1999). The Backyard Astronomer's Guide. Firefly Books.
Cita Chicago (17th ed.)
Dickinson, Terence, i Alan Dyer. The Backyard Astronomer's Guide. Ontario, Canadá: Firefly Books, 1999.
Cita MLA (9th ed.)
Dickinson, Terence, i Alan Dyer. The Backyard Astronomer's Guide. Firefly Books, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.