Cita APA (7th ed.)
Cover, W., Folan, J., & Smith, H. (1971). Area handbook: For Brazil. DA Pam.
Cita Chicago (17th ed.)
Cover, William, John Folan, i Harvey Smith. Area Handbook: For Brazil. Washingtone, DC: DA Pam, 1971.
Cita MLA (9th ed.)
Cover, William, et al. Area Handbook: For Brazil. DA Pam, 1971.
Atenció: Aquestes cites poden no estar 100% correctes.