APA
Landis p. H., . (1977). Your marriage and family living. McGraw Hill, New York: .
Chicago
Landis paul H, . 1977. Your marriage and family living. McGraw Hill, New York: .
Harvard
Landis p. H., . (1977). Your marriage and family living. McGraw Hill, New York: .
MLA
Landis paul H, . Your marriage and family living. McGraw Hill, New York: . 1977.