- Author: Richard N. Aufmann, Joanne S. Lockwood
- Language: Spanish
- Year: 2013
- Author: Richard N. Aufmann, Joanne S. Lockwood
- Language: Spanish
- Year: 2013
- Author: Richard N. Aufmann, Richard Nation
- Language: English
- Year: 2006
- Author: Richard N. Aufmann, Joanne S. Lockwood
- Language: Spanish
- Year: 2013
- Author: Richard N. Aufmann, Joanne S. Lockwood
- Language: Spanish
- Year: 2013
- Author: Richard N. Aufmann Joanne Lockwood
- Language: English
- Year: 2013
- Author: Richard N. Aufmann Joanne S. Lockwood
- Language: English
- Year: 2013
- Author: Richard N. Aufmann Joanne S. Lockwood Richard D. Nation Daniel K. Clegg
- Language: English
- Year: 2018
- Author: Richard N. Aufmann Joanne Lockwood
- Language: English
- Year: 2013
- Author: Richard N. Aufmann Joanne Lockwood
- Language: English
- Year: 2013