APA (7th ed.) Citation

Demjanchenko, A. G. (2013). Role and structure of sea ports of Ukraine.

Chicago Style (17th ed.) Citation

Demjanchenko, A. G. Role and Structure of Sea Ports of Ukraine. 2013.

MLA (8th ed.) Citation

Demjanchenko, A. G. Role and Structure of Sea Ports of Ukraine. 2013.

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