(1980). Focus on the retarded adult: Programs and services / Eveline D. Schulman.
Chicago Style (17. basım) AtıfFocus on the Retarded Adult: Programs and Services / Eveline D. Schulman. 1980.
MLA (9th ed.) AtıfFocus on the Retarded Adult: Programs and Services / Eveline D. Schulman. 1980.
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