APA (7th ed.) Citation

Porthan, H. G., & Bergroth, C. H. (1801). Dissertatio Academica Observatriones quasdam circa doctrinam de Idearum Associatione Sistens.

Chicago Style (17th ed.) Citation

Porthan, Henrik Gabriel, and Carolus Henricus Bergroth. Dissertatio Academica Observatriones Quasdam Circa Doctrinam De Idearum Associatione Sistens. Åbo, 1801.

MLA (9th ed.) Citation

Porthan, Henrik Gabriel, and Carolus Henricus Bergroth. Dissertatio Academica Observatriones Quasdam Circa Doctrinam De Idearum Associatione Sistens. 1801.