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APA-referensKoskinen, S., Martikainen, P., Martelin, T., & Valkonen, T. (1995). Convergence of lifestyles and trends in the sex ratio among the middle-aged in Finland. Finnish yearbook of population research, 32-44. https://doi.org/10.23979/fypr.44880
Chicago-stil citatKoskinen, Seppo, Pekka Martikainen, Tuija Martelin, och Tapani Valkonen. "Convergence of Lifestyles and Trends in the Sex Ratio Among the Middle-aged in Finland." Finnish Yearbook of Population Research 1995: 32-44. https://doi.org/10.23979/fypr.44880.
MLA-referensKoskinen, Seppo, et al. "Convergence of Lifestyles and Trends in the Sex Ratio Among the Middle-aged in Finland." Finnish Yearbook of Population Research, 1995, pp. 32-44, https://doi.org/10.23979/fypr.44880.
Harvard-stil citatKoskinen, S., Martikainen, P., Martelin, T. & Valkonen, T. 1995. Convergence of lifestyles and trends in the sex ratio among the middle-aged in Finland. Finnish yearbook of population research, pp. 32-44. doi:10.23979/fypr.44880