APA (7th ed.) Citation

Ludwich, A. (1904). Quaestionum Pseudophocylidearum.

Chicago Style (17th ed.) Citation

Ludwich, Arthur. Quaestionum Pseudophocylidearum. Königsberg, 1904.

MLA (9th ed.) Citation

Ludwich, Arthur. Quaestionum Pseudophocylidearum. 1904.

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