PARRAGON BOOKS. (2019). ULTIMATE VISUAL ENCYCLOPEDIA EARTH'S STORY (2015 Ed.). PARRAGON BOOK PUBLISHERS.
Chicago (17e ed.) BronvermeldingPARRAGON BOOKS. ULTIMATE VISUAL ENCYCLOPEDIA EARTH'S STORY. 2015 Ed. LONDON: PARRAGON BOOK PUBLISHERS, 2019.
MLA (9e ed.) BronvermeldingPARRAGON BOOKS. ULTIMATE VISUAL ENCYCLOPEDIA EARTH'S STORY. 2015 Ed. PARRAGON BOOK PUBLISHERS, 2019.
Let op: Deze citaties zijn niet altijd 100% accuraat.