APA (7th ed.) Citation

Wilk, S. (1999). Achilles Ratti: (1918-1921). IHPR : Friburgi Helvetiae.

Chicago Style (17th ed.) Citation

Wilk, Stanisław. Achilles Ratti: (1918-1921). Romae: IHPR : Friburgi Helvetiae, 1999.

MLA (9th ed.) Citation

Wilk, Stanisław. Achilles Ratti: (1918-1921). IHPR : Friburgi Helvetiae, 1999.

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