Dicken, Samuel N.
Ginn and comp., 1970
Buku Teks
Crang, Mike, author
Routledge, 1998
Buku Teks
edited by Philip L. Wagner, Marvin W. Mikesell
University of Chicago Press, 1962
Buku Referensi
edited by Philip L. Wagner and Marvin W. Mikesell
University of Chicago Press, 1962
Buku Teks
Edited by Kay Anderson, Mona Domosh, Steve Pile, Nige, Thrift
Sage, 2003
Buku Referensi