Cita APA (7th ed.)
BOURLAND, G., & ET AL. (1989). MULTIPLE-BEHAVIOR COMPARISON OF GROUP AND INDIVIDUAL INSTRUCTION OF PERSONS WITH MENTAL RETARDATION.
Cita Chicago (17th ed.)
BOURLAND, G., i ET AL. MULTIPLE-BEHAVIOR COMPARISON OF GROUP AND INDIVIDUAL INSTRUCTION OF PERSONS WITH MENTAL RETARDATION. 1989.
Cita MLA (9th ed.)
BOURLAND, G., i ET AL. MULTIPLE-BEHAVIOR COMPARISON OF GROUP AND INDIVIDUAL INSTRUCTION OF PERSONS WITH MENTAL RETARDATION. 1989.
Atenció: Aquestes cites poden no estar 100% correctes.