- Author: Goldstein Larry Joel, Lay David C(Contributor), Schneider David I(Contributor), Asmar Nakhlae H(Contributor)
- Language: English
- Year: 2017
- Author: Lay David C., Lay Steven R., McDonald Judith
- Language: English
- Year: 2015
- Author: Lay David C, Lay Steven R, McDonald Judith
- Language: English
- Year: 2014
- Author: Lay David C., Lay Steven R., McDonald Judith
- Language: English
- Year: 2016
- Author: Lay David C. - Lay Steven R. - J. Mcdonald Judi
- Language: Portuguese
- Year: 2018
- Author: Lay David C. - Lay Steven R. - J. Mcdonald Judi
- Language: Portuguese
- Year: 2018
- Author: Larry Joel Goldstein, David C. Lay, David I. Schneider, Nakhlae H Asmar
- Language: English
- Year: 2017
- Author: Lay David C., Lay Steven R., McDonald Judith
- Language: English
- Year: 2016
- Author: Larry J. Goldstein David C. Lay David I. Schneider Nakhle H. Asmar
- Language: English
- Year: 2013
- Author: Larry J. Goldstein David C. Lay David I. Schneider Nakhle H. Asmar
- Language: English
- Year: 2013