APA (7th ed.) Citation

Valkonen, T., Martelin, T., & Rimpelä, A. (1991). Socio-economic mortality differences in Finland: 1971 - 85.

Chicago Style (17th ed.) Citation

Valkonen, Tapani, Tuija Martelin, and Arja Rimpelä. Socio-economic Mortality Differences in Finland: 1971 - 85. Helsinki, 1991.

MLA (9th ed.) Citation

Valkonen, Tapani, et al. Socio-economic Mortality Differences in Finland: 1971 - 85. 1991.