APA (7th ed.) Citation

Luijpen, W. A. M. (1967). Phenomenology of natural law. Duquesne University Press.

Chicago Style (17th ed.) Citation

Luijpen, Wilhelmus Antonius Maria. Phenomenology of Natural Law. Pittsburgh: Duquesne University Press, 1967.

MLA (9th ed.) Citation

Luijpen, Wilhelmus Antonius Maria. Phenomenology of Natural Law. Duquesne University Press, 1967.