APA

Pap A., . (1949). Elements of analytic philosophy. New York: Hafner Publishing Company.

Chicago

Pap Arthur, . 1949. Elements of analytic philosophy. New York: Hafner Publishing Company.

Harvard

Pap A., . (1949). Elements of analytic philosophy. New York: Hafner Publishing Company.

MLA

Pap Arthur, . Elements of analytic philosophy. New York: Hafner Publishing Company. 1949.