1.
|
[S.l.] : Maps.com, c1999.
|
2.
|
[S.l.] : Maps.com, c1999.
|
3.
|
New York, Nashville, Abingdon-Cokesbury Press [1943]
|
4.
|
Austin, TX : Raintree Steck-Vaughn Publishers, 2002.
|
5.
|
New York : RoutledgeCurzon, 2004.
|
6.
|
Singapore : Springer Singapore Pte. Limited, 2021.
|
7.
|
Singapore ; River Edge, NJ : World Scientific Pub., c2004.
|
8.
|
|
9.
|
New York : McGraw-Hill, c2005.
|
10.
|
Singapore : Springer, [2019] ©2019
|