edited by M. Whitfield, D. Jagner
John Wiley & Sons, 1981
Buku Teks SO
Garrison, Tom, 1942-
National Geographic Learning/Cengage Learning, 2016
Buku Teks SO
Williams, Jerome
Little, Brown, 1962
Buku Teks SO
Meadows, P.S.
John Wiley & Sons, 1988
Buku Teks SO
edited by Ernesto Fattorusso, William H. Gerwick and Orazio Taglialatela-Scafati
Springer, 2012
Buku Referensi