Citazione Stile APA (7a Edizione)

Wheeler, J. H., Kostbade, J. T., & Salter, C. L. (1993). Essentials of world regional geography. Saunders College Pub.

Citazione stile Chigago Style (17a edizione)

Wheeler, Jesse H., J. Trenton Kostbade, e Christopher L. Salter. Essentials of World Regional Geography. Fort Worth: Saunders College Pub, 1993.

Citatione MLA (9a ed.)

Wheeler, Jesse H., et al. Essentials of World Regional Geography. Saunders College Pub, 1993.