APA (7th ed.) Citation

Abell,George O. (1984). Realm of the Universe / George O.Abell. Saunders College Publishing.

Chicago Style (17th ed.) Citation

Abell,George O. Realm of the Universe / George O.Abell. Saunders College Publishing, 1984.

MLA (8th ed.) Citation

Abell,George O. Realm of the Universe / George O.Abell. Saunders College Publishing, 1984.

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