Cita APA (7a ed.)

Peterson, W. L. (1971). Principles of economics micro. Richard D.Irwin.

Cita Chicago Style (17a ed.)

Peterson, Willis L. Principles of Economics Micro. Homewood: Richard D.Irwin, 1971.

Cita MLA (9a ed.)

Peterson, Willis L. Principles of Economics Micro. Richard D.Irwin, 1971.