Winegrad, D. P. (1990). The Intellectual world of Benjamin Franklin: An American encyclopaedist at the University of Pennsylvania. [Philadelphia]: Trustees of the University of Pennsylvania.
Chicago Style CitationWinegrad, Dilys Pegler. The Intellectual World of Benjamin Franklin: An American Encyclopaedist At the University of Pennsylvania. [Philadelphia]: Trustees of the University of Pennsylvania, 1990.
MLA CitationWinegrad, Dilys Pegler. The Intellectual World of Benjamin Franklin: An American Encyclopaedist At the University of Pennsylvania. [Philadelphia]: Trustees of the University of Pennsylvania, 1990.