Sleisenger & Fordtran's gastrointestinal and liver diseaseMark Feldman, Lawrence S. Friedman, Marvin H. Sleisenger, Bruce F. Scharschmidt, Lawrence J. Brandt · First published 1996Open the Tome
Essentials of Understanding PsychologyRobert S. Feldman, Feldman, Robert S. · First published 1989 · Latest edition 1994Open the Tome