APA (7e ed.) Bronvermelding

McGraw-Hill Companies. McGraw-Hill School Division. National Geographic Society (U.S.). Educational Services & Moyer, R. On the move (Macmillan/McGraw-Hill edition.).

Chicago (17e ed.) Bronvermelding

McGraw-Hill Companies. McGraw-Hill School Division. National Geographic Society (U.S.). Educational Services en Richard Moyer. On the Move. Macmillan/McGraw-Hill edition.

MLA (8e ed.) Bronvermelding

McGraw-Hill Companies. McGraw-Hill School Division. National Geographic Society (U.S.). Educational Services en Richard Moyer. On the Move. Macmillan/McGraw-Hill edition.