Gaya APA

Luhr, J, F. (2008). ILLUSTRATED ENCYCLOPEDIA OF THE EARTH . London: DK (Dorling Kindersley).

Gaya MLA

Luhr, James, F.. "ILLUSTRATED ENCYCLOPEDIA OF THE EARTH". London: DK (Dorling Kindersley), 2008. GEN - Bacaan/Seri Non-Fiksi.