APA
Hanson M. J., . (1987). Teaching the infant with down syndrome. Pro-ed, Austin: .
Chicago
Hanson Marci J, . 1987. Teaching the infant with down syndrome. Pro-ed, Austin: .
Harvard
Hanson M. J., . (1987). Teaching the infant with down syndrome. Pro-ed, Austin: .
MLA
Hanson Marci J, . Teaching the infant with down syndrome. Pro-ed, Austin: . 1987.