APA (7th ed.) Citation

Raeymaeker, L. d., & Wetzel, E. (1949). Einführung in die Philosophie. Philosophia Lovaniensis.

Chicago Style (17th ed.) Citation

Raeymaeker, Louis de, and Eugen Wetzel. "Einführung in Die Philosophie." Philosophia Lovaniensis 1949.

MLA (8th ed.) Citation

Raeymaeker, Louis de, and Eugen Wetzel. "Einführung in Die Philosophie." Philosophia Lovaniensis, 1949.

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