Cita APA

Schaaf, F., & Fred Schaaf. The: Discovering the universe through the sky's most brilliant stars. Hoboken: John Wiley & Sons.

Chicago Style Citation

Schaaf, Fred, i Fred Schaaf. The: Discovering the Universe Through the Sky's Most Brilliant Stars. Hoboken: John Wiley & Sons.

Cita MLA

Schaaf, Fred, i Fred Schaaf. The: Discovering the Universe Through the Sky's Most Brilliant Stars. Hoboken: John Wiley & Sons.