APA (7th ed.) Citation

PARRAGON BOOKS. (2019). OUR EARTH A FAMILY REFERENCE GUIDE (2016 Ed.). PARRAGON BOOK PUBLISHERS.

Chicago Style (17th ed.) Citation

PARRAGON BOOKS. OUR EARTH A FAMILY REFERENCE GUIDE. 2016 Ed. LONDON: PARRAGON BOOK PUBLISHERS, 2019.

MLA (9th ed.) Citation

PARRAGON BOOKS. OUR EARTH A FAMILY REFERENCE GUIDE. 2016 Ed. PARRAGON BOOK PUBLISHERS, 2019.