United nations. (2013). A Guide to the Project Management Body of Knowledge project management institute (5.). library of Congress.
Chicagoスタイル(17版)引用形式United nations. A Guide to the Project Management Body of Knowledge Project Management Institute. 5. United States of America: library of Congress, 2013.
MLA(9版)引用形式United nations. A Guide to the Project Management Body of Knowledge Project Management Institute. 5. library of Congress, 2013.
警告: この引用は必ずしも正確ではありません.