Hunt, R. A. (1994). What research says about the five questions. [s.n.].
Cita Chicago Style (17a ed.)Hunt, Richard A. What Research Says About the Five Questions. [S.l.]: [s.n.], 1994.
Cita MLA (9a ed.)Hunt, Richard A. What Research Says About the Five Questions. [s.n.], 1994.
Precaución: Estas citas no son 100% exactas.