APA (7th ed.) Citation

Melsen, A. G. M. v. (1954). The philosophy of nature (2nd. ed.). Duquesne University.

Chicago Style (17th ed.) Citation

Melsen, A. G. M. van. The Philosophy of Nature. 2nd. ed. Pittsburg: Duquesne University, 1954.

MLA (9th ed.) Citation

Melsen, A. G. M. van. The Philosophy of Nature. 2nd. ed. Duquesne University, 1954.

Warning: These citations may not always be 100% accurate.