National Research Council (U.S.), National Science Foundation (U.S.). Division of Science Resources Studies, Brown, P., & Henderson, P. (1998). Doctoral scientists and engineers in the United States: 1995 profile. National Science Foundation.
Chicago Style (17th ed.) CitationNational Research Council (U.S.), National Science Foundation (U.S.). Division of Science Resources Studies, Prudence Brown, and Peter Henderson. Doctoral Scientists and Engineers in the United States: 1995 Profile. Arlington, VA: National Science Foundation, 1998.
MLA引文National Research Council (U.S.), et al. Doctoral Scientists and Engineers in the United States: 1995 Profile. National Science Foundation, 1998.
警告:這些引文格式不一定是100%准確.