161
by Yong Soe Han
Published 1994
162
by Tanenbaum
Published 1995
163
by Hubbard
Published 1981
164
by Bose
Published 1996
165
by Hagan
Published 1995
166
by Wilson
Published 1988
167
by Whitsitt
Published 1992
168
Published 1996
169
by Scheinerman
Published 1996
170
Published 2000
171
by Yeang
Published 1994
172
by Swan
Published 1994
173
by Gray
174
by Martein
Published 1973
175
176
by Granillo
Published 1991
177
by Bennett
Published 1995
178
by Zimmerman
Published 1983
179
Published 1998
180
by Martin
Published 1990