APA
Ruja Harry, . (1955). Psychology for life. New York: McGraw Hill Book company.
Chicago
Ruja Harry, . 1955. Psychology for life. New York: McGraw Hill Book company.
Harvard
Ruja Harry, . (1955). Psychology for life. New York: McGraw Hill Book company.
MLA
Ruja Harry, . Psychology for life. New York: McGraw Hill Book company. 1955.