Cita APA (7a ed.)
Reynolds, M. M. (1972). Negativism of pre-school children: An observational and experimental study.
Cita estilo Chicago (17a ed.)
Reynolds, Martha May. Negativism of Pre-school Children: An Observational and Experimental Study. 1972.
Cita MLA (9a ed.)
Reynolds, Martha May. Negativism of Pre-school Children: An Observational and Experimental Study. 1972.
Precaución: Estas citas no son 100% exactas.