University Press , 1993
Buku Teks
edited by Joyce Crane
Grune & Station , 1983
Buku Teks
Utley, Rose A., author
Jones and Bartlett , 2011
Buku Teks
Hegland, Kenney
West Pub. Co., 1995
Buku Teks
Dresher, H. Michael, author
Springer Publishing Company, 2017
Buku Teks