Cita APA

Tomlinson, S. (2007). Thinkwell's economics. [Austin, Tex.]: Thinkwell.

Chicago Style Citation

Tomlinson, Steven. Thinkwell's Economics. [Austin, Tex.]: Thinkwell, 2007.

Cita MLA

Tomlinson, Steven. Thinkwell's Economics. [Austin, Tex.]: Thinkwell, 2007.

Atenció: Aquestes cites poden no estar 100% correctes.