
- Author: Hal R. Varian
- Language: English
- Year: 2014

- Author: Hal R. Varian
- Language: Spanish
- Year: 2011

- Author: Hal R. Varian (auth.) Hal R. Varian (eds.)
- Language: English
- Year: 1993

- Author: Hal R. Varian
- Language: English
- Year: 2009

- Author: Jeffrey H. Rohlfs Hal R. Varian
- Language: English
- Year: 2001

- Author: Hal R Varian
- Language: English
- Year: 2006

- Author: Hal R. Varian
- Language: English
- Year: 2010

- Author: Hal R. Varian
- Language: English
- Year: 2010

- Author: Hal R. Varian
- Language: English
- Year: 2005