(1972). Modern century illustrated encyclopaedia, Vol.12: Prehistoric Man to Rodgers. Modern Century Illustrated Encyclopaedia.
Chicago ZitierstilModern Century Illustrated Encyclopaedia, Vol.12: Prehistoric Man to Rodgers. New York: Modern Century Illustrated Encyclopaedia, 1972.
MLA ZitierstilModern Century Illustrated Encyclopaedia, Vol.12: Prehistoric Man to Rodgers. Modern Century Illustrated Encyclopaedia, 1972.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.