Cherry, A. L. (2000). A research primer for the helping profession. Brooks/Cole.
Cita Chicago (17th ed.)Cherry, Andrew L. A Research Primer for the Helping Profession. Australia: Brooks/Cole, 2000.
Cita MLA (9th ed.)Cherry, Andrew L. A Research Primer for the Helping Profession. Brooks/Cole, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.