Robert Jurmain ... [and others]
Cengage Learning, 2018
Buku Teks
Nelson, Harry
West Publishing, 1988
Buku Teks SO
Montagu, Ashley, 1905-1999
Charles C. Thomas, 1960
Buku Teks SO
Barnouw, Victor
Dorsey Press, 1982
Buku Teks SO
Poirier, Frank E.
Burgess Publishing, 1974
Buku Teks