BouchonJeffrey Cerciello, Susie Heller, Thomas Keller, Deborah Jones, Michael Ruhlman · First published 2016Open the Tome
Preparation for the CLEPLeo Lieberman, Jeffrey Spielberger, Norman Levy, Joan U. Levy, Richard F. Heller, Nancy Woloch · First published 1997Open the Tome
Preparation for the CLEP, College-Level Examination ProgramLeo Lieberman, Jeffrey Speilberger, Norman Levy, Joan U. Levy, Richard F. Heller, Richard Heller · First published 1989Open the Tome
Fernand Khnopff and the Belgian avant-gardeFernand Khnopff, Jeffrey Howe, Reinhold Heller, Cheryl Kempler · First published 1983Open the Tome
