Engelking, Larry R.
Elsevier, 2011
Buku Teks
edited by Thomas M. Devlin
Wiley-Liss, 2002
Buku Teks
Levine, Norman D.
Gadjah Mada University Press, 1990
Buku Teks
[consultant editors, Christopher M. Brown, D.A. Hogg, D.F. Kelly]
Oxford University Press, 1988
Buku Referensi
Hall, John E. (John Edward), 1946-
Elsevier Saunders, 2016
Buku Teks SO