Schneider, M. (2011). Introduction to public health (3rd ed.). Jones and Bartlett Publishers.
Dyfyniad Arddull ChicagoSchneider, Mary-Jane. Introduction to Public Health. 3rd ed. Sudbury, Mass.: Jones and Bartlett Publishers, 2011.
Dyfyniad MLASchneider, Mary-Jane. Introduction to Public Health. 3rd ed. Jones and Bartlett Publishers, 2011.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.