Sanderson, Stephen K., author
RajaGrafindo Persada, 2000
Buku Teks
Berger, Peter L., author
LP3ES , 1990
Buku Teks
Rose, Arnold M., author
Alfred A.Knopf, 1969
Buku Teks
Selfe, Paul
PAN Books, 1983
Buku Teks
edited by F.C. Bartlett
Kegan Paul, Trench, 1946
Buku Teks