APA
Hetherington E. M., Parke R. D., . (1979). Child Psychology. New york: Mcgraw hill.
Chicago
Hetherington E Mavis, Parke Ross D, . 1979. Child Psychology. New york: Mcgraw hill.
Harvard
Hetherington E. M., Parke R. D., . (1979). Child Psychology. New york: Mcgraw hill.
MLA
Hetherington E Mavis, Parke Ross D, . Child Psychology. New york: Mcgraw hill. 1979.