Bruun, P. (1981). Port engineering (Ed.3.). Gulf publishing company.
シカゴスタイル引用形Bruun, Per. Port Engineering. Ed.3. Houston: Gulf publishing company, 1981.
MLA引用形式Bruun, Per. Port Engineering. Ed.3. Gulf publishing company, 1981.
警告: この引用は必ずしも正確ではありません.