A study of South America
MLA
Pierson, William Whatley, and Cornelia Spencer Love. A Study of South America. [north Carolina. University. University Extension Division] University of North Carolina Extension Bulletin. Chapel Hill: The University of North Carolina press, 1929
APA, 7th edition
Pierson, W. Whatley, & Love, C. Spencer. (1929). A study of South America. [North Carolina. University. University extension division] University of North Carolina extension bulletin. Chapel Hill: The University of North Carolina press
Chicago, 17th edition
Pierson, William Whatley, and Cornelia Spencer Love. A study of South America. [North Carolina. University. University extension division] University of North Carolina extension bulletin. Chapel Hill: The University of North Carolina press, 1929