True, J. A. (1983). Finding out: Conducting and evaluating social research. Wadsworth.
Cita Chicago Style (17a ed.)True, June A. Finding Out: Conducting and Evaluating Social Research. Belmont, Calif: Wadsworth, 1983.
Cita MLA (8a ed.)True, June A. Finding Out: Conducting and Evaluating Social Research. Wadsworth, 1983.
Precaución: Estas citas no son 100% exactas.