Novikov, A. M., & Novikov, D. A. Research methodology: From philosophy of science to research design.
Cita Chicago (17th ed.)Novikov, Aleksandr M., i Dmitry A. Novikov. Research Methodology: From Philosophy of Science to Research Design.
Cita MLA (9th ed.)Novikov, Aleksandr M., i Dmitry A. Novikov. Research Methodology: From Philosophy of Science to Research Design.
Atenció: Aquestes cites poden no estar 100% correctes.