APA (7th ed.) Citation

Hoek, H. W., & Meerkämper, E. (1945). Wetterkunde. Hallwag.

Chicago Style (17th ed.) Citation

Hoek, Henry William, and Emil Meerkämper. Wetterkunde. Bern: Hallwag, 1945.

MLA (9th ed.) Citation

Hoek, Henry William, and Emil Meerkämper. Wetterkunde. Hallwag, 1945.

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