Minor, H. D. (1972). Techniques and resources for guiding adult groups. Abingdon.
Cita Chicago (17th ed.)Minor, Harold D. Techniques and Resources for Guiding Adult Groups. Abingdon, 1972.
Cita MLA (9th ed.)Minor, Harold D. Techniques and Resources for Guiding Adult Groups. Abingdon, 1972.
Atenció: Aquestes cites poden no estar 100% correctes.