APA Style

Hensley, J, (, D, F, O, ). (1980). Workbook to fifth edition of our economic environment (-). New York: New York: Mc Graw Hill..

MLA Style

Hensley, John, (, Dan, Frank, Oddie, ). "Workbook to fifth edition of our economic environment". - New York: New York: Mc Graw Hill., 1980. Fakultas Ekonomi.