Cita APA (7a ed.)

Przelecki, M. (1969). The logic of empirical theories. Routledge & Kegan Paul : Humanities.

Cita Chicago Style (17a ed.)

Przelecki, Marian. The Logic of Empirical Theories. London ; New York: Routledge & Kegan Paul : Humanities, 1969.

Cita MLA (8a ed.)

Przelecki, Marian. The Logic of Empirical Theories. Routledge & Kegan Paul : Humanities, 1969.