APA (7th ed.) Citation

Frank, C. (1926). Philosophia naturalis in usum scholarum. Herder & Co.

Chicago Style (17th ed.) Citation

Frank, Carl. Philosophia Naturalis in Usum Scholarum. Friburgi Brisgoviae: Herder & Co, 1926.

MLA (9th ed.) Citation

Frank, Carl. Philosophia Naturalis in Usum Scholarum. Herder & Co, 1926.

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