Nelson, R. E., Gabler, R. E., & Vining, J. W. (1995). Human geography: People, cultures and landscapes. New York: Saunders College Publishing.
استشهاد بنمط شيكاغوNelson, Ronald E., Robert E. Gabler, and James W. Vining. Human Geography: People, Cultures and Landscapes. New York: Saunders College Publishing, 1995.
MLA استشهادNelson, Ronald E., Robert E. Gabler, and James W. Vining. Human Geography: People, Cultures and Landscapes. New York: Saunders College Publishing, 1995.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.