APA (7th ed.) Citation

Tomlinson, M., Walker, R., Williams, & G. (2009). The problem with poverty: Definition, measurement and interpretation. SAGE Publications.

Chicago Style (17th ed.) Citation

Tomlinson, M., R. Walker, Williams, and G. The Problem with Poverty: Definition, Measurement and Interpretation. SAGE Publications, 2009.

MLA (9th ed.) Citation

Tomlinson, M., et al. The Problem with Poverty: Definition, Measurement and Interpretation. SAGE Publications, 2009.