سفينة معاونة: الفرق بين النسختين

<ref>{{مرجع ويب | url = http://www.usmm.org/tankers.html | title = Tankers Built in U.S. During World War II | website = www.usmm.org | accessdate = 2018-01-21 | مسار الأرشيف = https://web.archive.org/web/20181013134932/http://www.usmm.org:80/tankers.html | تاريخ الأرشيف = 13 أكتوبر 2018 }}</ref><ref>Sawyer, L. A.; Mitchell, W. H. (1974). ''Victory ships and tankers; the history of the "Victory" type cargo ships and of the tankers built in the United States of America during World War II''. Cornell Maritime Press, Cambridge, Maryland, 1974.</ref>