editor-in-chief, Leonard Church Urquhart
McGraw-Hill, 1959
Buku Referensi
Urquhart, Leonard Church
McGraw-Hill , 1950
Buku Teks SO
Vazirani, V.N.
Khana Publishers, 1980
Buku Referensi
editor-in-chief, W.F. Chen
CRC Press, 2000
Buku Referensi
editors, Jonathan T. Ricketts, M. Kent Loftin, Frederick S. Merritt
McGraw-Hill, 2003
Buku Referensi