University of Malaya , 1997
Buku Teks
Kantor Menteri Negara Kependudukan
BKKBN, 1995
Buku Teks
Djambatan, 1978
Buku Teks
Bloch, Lucille Stephenson, author
World Federation for Medical Education, 1974
Buku Teks
National Research Institute of Agricultural Economic, Ministry of Agriculture, Forestry and Fisheries , 2000
Buku Teks