Marine Equipment Directory 1980-81.
Chicago Edition CitationMarine Equipment Directory 1980-81.
MLA引文Marine Equipment Directory 1980-81.
警告：這些引文格式不一定是100％准確.
APA引文
Marine Equipment Directory 1980-81.
Chicago Edition CitationMarine Equipment Directory 1980-81.
MLA引文Marine Equipment Directory 1980-81.