Frei, E. (1941). Ravenna Mosaics stockholders meeting minutes, October 1, 1941. Saint Louis University Libraries Digitization Center.
Chicago Style (17th ed.) CitationFrei, Emil. Ravenna Mosaics Stockholders Meeting Minutes, October 1, 1941. Saint Louis University Libraries Digitization Center, 1941.
MLA引文Frei, Emil. Ravenna Mosaics Stockholders Meeting Minutes, October 1, 1941. Saint Louis University Libraries Digitization Center, 1941.
警告:这些引文格式不一定是100%准确.