APA (7th ed.) Citation

Fabricius, J. A. (1858). Humfredus Gilbertus.

Chicago Style (17th ed.) Citation

Fabricius, Johann Albert. Humfredus Gilbertus. 1858.

MLA (9th ed.) Citation

Fabricius, Johann Albert. Humfredus Gilbertus. 1858.

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