Brame, Genevieve, author
Kogan Page, 2004
Buku Referensi
Brill, Noomi Isgrig, author
J. B. Lippincott, 1976
Buku Teks
Brill, Naomi Isgrig
J.B. Lippincott , 1976
Buku Teks
Leibrock, Cynthia A., author
John Wiley & Sons, 2000
Buku Referensi
Sanders, Mark S., author
McGraw-Hill , 1993
Buku Teks