APA
Charley H., . (1982). Food study manual. New York: John Wiley.
Chicago
Charley Helen, . 1982. Food study manual. New York: John Wiley.
Harvard
Charley H., . (1982). Food study manual. New York: John Wiley.
MLA
Charley Helen, . Food study manual. New York: John Wiley. 1982.