http://en.wikipedia.org/wiki/Category:Shipping
https://www.youtube.com/results?search_query=Shipping+Logistics
http://bx.businessweek.com/shipping-industry/
http://www.tradecommissioner.gc.ca/eng/knowledge-centre.jsp
http://www.portinfo.co.uk/links/port-websites.html
http://www.worldcoal.org/resources/coal-statistics/shipping-terms-glossary/
http://www.tradeport.org/index.php/library/trade-units-and-terms/124
http://www.foreign-trade.com/reference/glossary.cfm
http://globial.com/globialtalksbusiness/top-5-shipping-companies/
https://www.youtube.com/results?search_query=Shipping+Logistics
http://bx.businessweek.com/shipping-industry/
http://www.tradecommissioner.gc.ca/eng/knowledge-centre.jsp
http://www.portinfo.co.uk/links/port-websites.html
http://www.tradeport.org/index.php/library/trade-units-and-terms/124
http://www.foreign-trade.com/reference/glossary.cfm
http://globial.com/globialtalksbusiness/top-5-shipping-companies/