Gaya APA
Widyawati, N.
(2013).
"Urban farming: gaya bertani spesifik kota|
.
Yogyakarta:
Lily Publisher.
Gaya MLA
Widyawati, Nugraheni.
""Urban farming: gaya bertani spesifik kota|".
Yogyakarta:
Lily Publisher,
2013.
book.