APA
Oppenheim I., . (1969). Family as consumers. New York: The Macmillan Company.
Chicago
Oppenheim Irene, . 1969. Family as consumers. New York: The Macmillan Company.
Harvard
Oppenheim I., . (1969). Family as consumers. New York: The Macmillan Company.
MLA
Oppenheim Irene, . Family as consumers. New York: The Macmillan Company. 1969.