APA استشهاد

Institution of civil engineers. (1985). U K offshore maintaining self - sufficiency. Institution of civil engineers.

استشهاد بنمط شيكاغو

Institution of civil engineers. U K Offshore Maintaining Self - Sufficiency. London: Institution of civil engineers, 1985.

MLA استشهاد

Institution of civil engineers. U K Offshore Maintaining Self - Sufficiency. Institution of civil engineers, 1985.