Citazione Stile APA (7a Edizione)

Weber, E. W. (1963). Mentally retarded children and their education. C.C.Thomas.

Citazione stile Chigago Style (17a edizione)

Weber, Elmer W. Mentally Retarded Children and Their Education. Springfield, Ill.: C.C.Thomas, 1963.

Citatione MLA (8a ed.)

Weber, Elmer W. Mentally Retarded Children and Their Education. C.C.Thomas, 1963.