APA (7th ed.) Citation

Middleton, S., Hancock, R., Kellard, K., Beckhelling, J., Phung, V., & Perren, K. (2007). Measuring resources in later life: A review of the data.

Chicago Style (17th ed.) Citation

Middleton, Sue, Ruth Hancock, Karen Kellard, Jacqueline Beckhelling, Viet-Hai Phung, and Kim Perren. Measuring Resources in Later Life: A Review of the Data. 2007.

MLA (9th ed.) Citation

Middleton, Sue, et al. Measuring Resources in Later Life: A Review of the Data. 2007.

Warning: These citations may not always be 100% accurate.