Keeping Customers for Life (Better Management Skills)Richard F. Gerson · First published 1993Open the Tome
The fitness director's guide to marketing strategies & tacticsRichard F. Gerson · First published 1992Open the Tome
Vitamins & minerals for a healthy pregnancy (and a healthy baby!)Richard F. Gerson · First published 1987Open the Tome
The influence of cognitive motivational factors on the reproduction, learning, and performanceRichard F. Gerson · First published 1978Open the Tome