APA

Wasserman P., . (1972). The new librarianship: a challenge for change. New York: R. R. Bowker Co.

Chicago

Wasserman Paul, . 1972. The new librarianship: a challenge for change. New York: R. R. Bowker Co.

Harvard

Wasserman P., . (1972). The new librarianship: a challenge for change. New York: R. R. Bowker Co.

MLA

Wasserman Paul, . The new librarianship: a challenge for change. New York: R. R. Bowker Co. 1972.