APA (7th ed.) Citation

St.John, J. (1991). Planet earth: Noble metals. Time Life Books.

Chicago Style (17th ed.) Citation

St.John, Jeggrey. Planet Earth: Noble Metals. Amsterdam: Time Life Books, 1991.

MLA (9th ed.) Citation

St.John, Jeggrey. Planet Earth: Noble Metals. Time Life Books, 1991.

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