Gaya APA
Nasution, S., Chambers, R. (1992,1996).
Pra-participatory Rural Appraisal ( Memahami Desa Secara Partisipatif .
Yogyakarta:
Kanisius.
Gaya MLA
Nasution, S.., Chambers, Robert.
"Pra-participatory Rural Appraisal ( Memahami Desa Secara Partisipatif".
Yogyakarta:
Kanisius,
1992,1996.
Text.