APA

Reisel R. B., . (1982). Elementary theory of metric spaces. New York, Heidelberg, Berlin: Springer.

Chicago

Reisel Robert B, . 1982. Elementary theory of metric spaces. New York, Heidelberg, Berlin: Springer.

Harvard

Reisel R. B., . (1982). Elementary theory of metric spaces. New York, Heidelberg, Berlin: Springer.

MLA

Reisel Robert B, . Elementary theory of metric spaces. New York, Heidelberg, Berlin: Springer. 1982.