Hubungan sosial kelompok nelayan dengan masyarakat di kawasan pantai Depok, Bantul
 Artikel Jurnal
Yi Ling Chan, author
The effects of indole-3-butyric acid and 1-naphthaleneacetic acid on the induction of roots from Clitoria ternatea L / Yi Ling Chan, Fui Joo Bong, Sreeramanan Subramaniam, Bee Lynn Chew
UMT, 2017
 Artikel Jurnal
Wolf, Eric R., author
Peasants / Eric R. Wolf
Prentice-Hall, 1966
 Buku Teks
Siahaan, Gerald P., author; Nainggolan, Hotden L., author; Aritonang, Johndikson, author; Hutapea, Mangihut, author
Sistem integrasi tanaman semusim; sawi, kon dan tomat dengan ternak babi di kecamatan paranginan kabupaten humbang hasundutan / Gerald P. Siahaan, Hotden L. Nainggolan, Johndikson Aritonang, Mangihut Hutapea
Universitas HKBP Nonmensen, 2017
 Artikel Jurnal
Community development a guidebook for rural leaders
Foundation for Rural Education and Development (FRED) (June 12, 1999, 1999
 Buku Teks