Poláček, B. (2011). A Brief History of River Navigation in Bohemia up to the 19th Century – Part 1. STS Science Centre Ltd.
Chicago Style (17th ed.) CitationPoláček, Bohumil. A Brief History of River Navigation in Bohemia Up to the 19th Century – Part 1. STS Science Centre Ltd, 2011.
MLA (9th ed.) CitationPoláček, Bohumil. A Brief History of River Navigation in Bohemia Up to the 19th Century – Part 1. STS Science Centre Ltd, 2011.
Warning: These citations may not always be 100% accurate.