editor, Alvina Treut Burrows
Holt, Rinehart and Winston, 1966
Buku Referensi
edited by Frank O. Colby
Thomas Y. Crowell, 1950
Buku Referensi
editor by Bryan A. Garner
Thomson Reutern , 2014
Buku Referensi
edited by James A. Levernier and Douglas R. Wilmes
Greenwood Press, 1983
Buku Referensi
Sperber, Hans
McGraw-Hill, 1962
Buku Teks