APA

Katona G., Strumpel B. & Zahn E. (1971). Aspirations and affluence: comparative studies in the United States and western Europe. New York: McGraw-Hill.

Chicago

Katona George, Strumpel Burkhard and Zahn Ernest. 1971. Aspirations and affluence: comparative studies in the United States and western Europe. New York: McGraw-Hill.

Harvard

Katona G., Strumpel B. and Zahn E. (1971). Aspirations and affluence: comparative studies in the United States and western Europe. New York: McGraw-Hill.

MLA

Katona George, Strumpel Burkhard and Zahn Ernest. Aspirations and affluence: comparative studies in the United States and western Europe. New York: McGraw-Hill. 1971.