Nathaniel Leverone : pioneer in automatic merchandising

MLA

Zehnpfennig, Gladys. Nathaniel Leverone : Pioneer In Automatic Merchandising. Minneapolis: T.S. Denison & Co, Inc., 1963.

APA

Zehnpfennig, G. (1963). Nathaniel Leverone : pioneer in automatic merchandising. Minneapolis: T.S. Denison & Co, Inc.

Chicago

Zehnpfennig, Gladys Nathaniel Leverone: Pioneer In Automatic Merchandising. Minneapolis: T.S. Denison & Co, Inc., 1963.