APA (7th ed.) Citation

Tolonen, K. (1988, January). Population data on Finland. Finnish Yearbook of Population Research.

Chicago Style (17th ed.) Citation

Tolonen, Kirsi. "Population Data on Finland." Finnish Yearbook of Population Research Jan. 1988.

MLA (9th ed.) Citation

Tolonen, Kirsi. "Population Data on Finland." Finnish Yearbook of Population Research, Jan. 1988.

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