Pestel, Eduard C.
McGraw-Hill, 1969
Buku Teks
Ginsberg, Jerry H., 1944-, author
John Wiley & Sons, 1977
Buku Teks
Cook, David I., author
International Textbook, 1960
Buku Teks
Hibbeler, R. C., author
Prentice-Hall, 1997
Buku Teks
Cook, David I., author
International Textbook, 1960
Buku Teks