APA (7th ed.) Citation

O'NEAL. (1984). Gemstones: Planet earth. Time Life Books.

Chicago Style (17th ed.) Citation

O'NEAL. Gemstones: Planet Earth. Armsterdam: Time Life Books, 1984.

MLA (8th ed.) Citation

O'NEAL. Gemstones: Planet Earth. Time Life Books, 1984.

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