Hailstones, Thomas J.
South-Western Publishing, 1985
Buku Teks
Artikel Jurnal
edited by Jim E. Cole, James W. Williams ; translated by Andy Pujiriyanto
The Haworth Press, 1992
Buku Teks
editors by Jim E. Cole; Jackie Zajanc
The Haworth Press, 1987
Buku Teks
Leong, Carol L. H.
American Library Association, 1989
Buku Referensi