1.
|
[Reston, Va.? : U.S. Dept. of the Interior, U.S. Geological Survey, 1999]
I 19.76: 99-400 |
|
2.
|
Chicago, Aldine Pub. Co. [1973]
|
3.
|
|
4.
|
New York, NY : Oxford University Press, 2019.
|
5.
|
New York : Routledge, 2003.
|
6.
|
New York : Lothrop, Lee & Shepard Books, c1989.
|
7.
|
New York : Scholastic Inc., c1985.
|
8.
|
Berkeley, Calif. : Tricyle Press, c1998.
|
9.
|
New York : Lothrop, Lee & Shepard Books, c1985.
|
10.
|
Santa Barbara, California : ABC-CLIO, [2021]
|