Cebollero, A., & Díaz, M. E. (1957). Action Research as a Method in Public Health Education.
Dyfyniad Arddull ChicagoCebollero, Angeles, and María E. Díaz. Action Research As a Method in Public Health Education. 1957.
Dyfyniad MLACebollero, Angeles, and María E. Díaz. Action Research As a Method in Public Health Education. 1957.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.