APA (7th ed.) Citation

Dronkers, J. J. (1939). Over stratifieerbare congruenties. H.J. Paris.

Chicago Style (17th ed.) Citation

Dronkers, Jo Johannis. Over Stratifieerbare Congruenties. Amsterdam: H.J. Paris, 1939.

MLA (8th ed.) Citation

Dronkers, Jo Johannis. Over Stratifieerbare Congruenties. H.J. Paris, 1939.