Cita APA (7th ed.)

(1974). Developments in the methodology of social Science. D.Reidel.

Cita Chicago (17th ed.)

Developments in the Methodology of Social Science. Dordrecht-: D.Reidel, 1974.

Cita MLA (9th ed.)

Developments in the Methodology of Social Science. D.Reidel, 1974.