(2019). Global Agricultural extension practices: :country by country approaches. Nova Science.
Chicago-referens (17:e uppl.)Global Agricultural Extension Practices: :country by Country Approaches. Nova Science, 2019.
MLA-referens (9:e uppl.)Global Agricultural Extension Practices: :country by Country Approaches. Nova Science, 2019.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.