- Author: Margo Gottlieb, Gisela Ernst-Slavit
- Language: English
- Year: 2013
- Author: Margo Gottlieb, Gisela Ernst-Slavit
- Language: English
- Year: 2013
- Author: Margo Gottlieb, Gisela Ernst-Slavit
- Language: English
- Year: 2013
- Author: Dr. Margo Gottlieb
- Language: English
- Year: 2006