APA (7th ed.) Citation

Kourimsky,Jiri. (1994). A magna field guide: Minerals and rocks. Magna books.

Chicago Style (17th ed.) Citation

Kourimsky,Jiri. A Magna Field Guide: Minerals and Rocks. Uk: Magna books, 1994.

MLA (9th ed.) Citation

Kourimsky,Jiri. A Magna Field Guide: Minerals and Rocks. Magna books, 1994.

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