Woelke, Manfred
Statistical information on Indonesian agriculture
Nasional Printers Pte, 1978
 Buku Teks SO
Mead, R.
Statistical methods in agriculture and experimental biology
Chapman & Hall, 1993
 Buku Teks SO
Herren, Ray V.
The science of agriculture : a biological approach
Delmar Cengage Learning, 2012
 Buku Teks SO
Black, John Donald
Introduction to economics for agriculture
Macmillan, 1953
 Buku Teks
A. Alim
An introduction to Bangladesh agriculture / A. Alim
M. Alim : available at Ideal Library, 1974
 Buku Teks SO