2
Stein, Robert G, 412.89-S819f
| Nelson-Hall |
1986
412.89-S819f,
3
Steiner, Robert, 112.7-S822t
| The Pennsylvania State University Press |
1992
112.7-S822t,
5
Ettinger, RH, 180-E85p
| Harcourt Brace College Publishers |
1994
180-E85p,
6
Steinbach, Robert H, 390.099-S819l
| University of Texas Press |
1989
390.099-S819l,
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