APA-referens (7:e uppl.)

Extension, Education and Communication Service, Research, Extension and Training Division, Sustainable Development Department, & Rivera, W. M. (2003). Agricultural extension, rural development and the food security challenge.

Chicago-referens (17:e uppl.)

Extension, Education and Communication Service, Extension and Training Division Research, Sustainable Development Department, och William McLeod Rivera. Agricultural Extension, Rural Development and the Food Security Challenge. 2003.

MLA-referens (9:e uppl.)

Extension, Education and Communication Service, et al. Agricultural Extension, Rural Development and the Food Security Challenge. 2003.