Cita APA (7th ed.)
Steffen, T. A., & Pennoyer, F. D. (2001). Caring for the harvest force in the new millennium. William Carey Library.
Cita Chicago (17th ed.)
Steffen, Tom A., i Fredrick Douglas Pennoyer. Caring for the Harvest Force in the New Millennium. Pasadena, Calif.: William Carey Library, 2001.
Cita MLA (9th ed.)
Steffen, Tom A., i Fredrick Douglas Pennoyer. Caring for the Harvest Force in the New Millennium. William Carey Library, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.