APA引文

Gardner, B. S. (1984). Economics: Study guide. Houghton Mifflin.

Chicago Style (17th ed.) Citation

Gardner, Bronfenbrenner Sichel. Economics: Study Guide. Boston: Houghton Mifflin, 1984.

MLA引文

Gardner, Bronfenbrenner Sichel. Economics: Study Guide. Houghton Mifflin, 1984.