Cita APA

Folsom, R. H., Gordon, M. W., & Lopez, D. (2000). NAFTA: A problem-oriented coursebook. West Group.

Citación estilo Chicago

Folsom, Ralph Haughwout, Michael W. Gordon, and David Lopez. NAFTA: A Problem-oriented Coursebook. St. Paul, Minn: West Group, 2000.

Cita MLA

Folsom, Ralph Haughwout, et al. NAFTA: A Problem-oriented Coursebook. West Group, 2000.