Thorpe, E., & Thorpe, S. (1999). Wheeler's Concise General Knowledge Digest. Wheeler Publishing.
Chicago Style citaatThorpe, Edgar, en Showick Thorpe. Wheeler's Concise General Knowledge Digest. New Delhi: Wheeler Publishing, 1999.
MLA citatieThorpe, Edgar, en Showick Thorpe. Wheeler's Concise General Knowledge Digest. Wheeler Publishing, 1999.
Let op: Deze citaties zijn niet altijd 100% accuraat.