Gaya APA

Williamson, E, G., Biggs, D, A. (1975). Student Personnel Work: A Program of Developmental Relationships . New York: John Wiley & Sons, Inc..

Gaya MLA

Williamson, Edmund, Griffith., Biggs, Donald, A.. "Student Personnel Work: A Program of Developmental Relationships". New York: John Wiley & Sons, Inc., 1975. Art Original.