Gifford, Terry
Pastoral
Routledge, 1999
 Buku Teks
Mildred Elizabeth Aldridge
Review: solutions for grand challenges in goat and sheep production industry
Seameo Biotrop, 2019
 Artikel Jurnal
Roth, Philip
American Pastoral
Vintage International, 1997
 Buku Teks
Simulation of beef cattle production systems and its use in economic analysis / edited by Thomas H. Spreen and David H. Laughlin
Westview Press, 1986
 Buku Teks
Manufacturing policy : a casebook of major production problems in six selected industries
by Stanley S. Miller ... [et al.]
Richard D. Irwin, 1957
 Buku Teks