APA Alıntı

Lena, H. F., Helmreich, W. B., & McCord, W. (1992). Contemporary issues in society. New York: McGraw-Hill.

Chicago Stili Alıntı

Lena, Hugh F., William B. Helmreich, and William McCord. Contemporary Issues in Society. New York: McGraw-Hill, 1992.

MLA Alıntı

Lena, Hugh F., William B. Helmreich, and William McCord. Contemporary Issues in Society. New York: McGraw-Hill, 1992.