Lewis, Richard J.
Wiley-Interscience, 2002
Buku Referensi
editor, Gerald P. Koocher, John C. Norcross, Sam S. Hill
Oxford University Press, 2005
Buku Referensi
editors, Gerald P. Koocher, John C. Norcross, Sam S. Hill, III
Oxford University Press, 2005
Buku Teks
editors, Gerald P. Koocher, John C. Norcross, Sam S. Hill, III.
Oxford University Press, 2005
Buku Teks
prepared under the editorial supervision of In Plain English, Inc.
Macmillan, 1996
Buku Referensi