Gaya APA

KOLSTOE, O, P, .. (1970). TEACHING EDUCABLE MENTALLY RETARDED CHILDREN . AMERICA: HOLT, RINEHART AND WINSTON.

Gaya MLA

KOLSTOE, OLIVER, P, .. "TEACHING EDUCABLE MENTALLY RETARDED CHILDREN". AMERICA: HOLT, RINEHART AND WINSTON, 1970. Text.