APA (7th ed.) Citation

Gjelstrup, P. N. (1624). Trifolium politicum.

Chicago Style (17th ed.) Citation

Gjelstrup, Peder Nielsen. Trifolium Politicum. S.l, 1624.

MLA (9th ed.) Citation

Gjelstrup, Peder Nielsen. Trifolium Politicum. 1624.

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