APA (7th ed.) Citation

Fruin, R. J. (1927). The siege and relief of Leyden in 1574. Nijhoff.

Chicago Style (17th ed.) Citation

Fruin, Robert Jacobus. The Siege and Relief of Leyden in 1574. The Hague: Nijhoff, 1927.

MLA (8th ed.) Citation

Fruin, Robert Jacobus. The Siege and Relief of Leyden in 1574. Nijhoff, 1927.

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