Evans, Mark
Wigmore Publications, 1990
Buku Teks SO
Francesco Capasso, Timothy S. Gaginella, Guliano Grandolini, Angelo A. Izzo, Frank Krabbes
Springer, 2003
Buku Teks SO
Trivedi, A.K
Sahni Publications, 2003
Buku Teks SO
Scheer, James F
Alpha Omega Press, 2002
Buku Teks SO
Ferry-Swainson, Kate
Tuttle Publishing, 1999
Buku Teks SO