APA
Ban A W Van den, . (2006). Changing roles of Agricultural extension in asian nations. : B.R.publishing corportation, Delhi.
Chicago
Ban A W Van den, . 2006. Changing roles of Agricultural extension in asian nations. : B.R.publishing corportation, Delhi.
Harvard
Ban A W Van den, . (2006). Changing roles of Agricultural extension in asian nations. : B.R.publishing corportation, Delhi.
MLA
Ban A W Van den, . Changing roles of Agricultural extension in asian nations. : B.R.publishing corportation, Delhi. 2006.