1.
|
New York : Walter de Gruyter, 2006.
|
2.
|
Berlin ; Boston : Walter de Gruyter, [2013] ©2013
|
3.
|
Berlin ; New York : W. de Gruyter, 1990.
|
4.
|
Wellesley, Mass. : A.K. Peters, c2007.
|
5.
|
Providence : American Mathematical Society, [1968] ©1968
|
6.
|
New York : Walter de Gruyter, 1995.
|
7.
|
Providence, Rhode Island : American Mathematical Society, [1997] ©1997
|
8.
|
Providence, Rhode Island : American Mathematical Society, 1972.
|
9.
|
Providence : American Mathematical Society, 1974.
|
10.
|
Providence, Rhode Island : American Mathematical Society, [1963] ©1963
|