Washington State University. College of Engineering. Research Division & Washington State University. Bureau of Economic and Business Research. (1952). Directory of manufacturers, the state of Washington. State College of Washington.
Chicago Style (17th ed.) CitationWashington State University. College of Engineering. Research Division and Washington State University. Bureau of Economic and Business Research. Directory of Manufacturers, the State of Washington. Pullman, Wash.: State College of Washington, 1952.
MLA引文Washington State University. College of Engineering. Research Division and Washington State University. Bureau of Economic and Business Research. Directory of Manufacturers, the State of Washington. State College of Washington, 1952.
警告：這些引文格式不一定是100％准確.