APA (7th ed.) Citation

Bouček, B. (1973). Lower Ordovician graptolites of Bohemia. Academia.

Chicago Style (17th ed.) Citation

Bouček, Bedřich. Lower Ordovician Graptolites of Bohemia. Prague: Academia, 1973.

MLA (8th ed.) Citation

Bouček, Bedřich. Lower Ordovician Graptolites of Bohemia. Academia, 1973.

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