APA (7th ed.) Citation

Laaksonen, K., & Laaksonen, K. (1979). Effective temperature sums and durations of the vegetative period in Fennoscandia: 1921 - 1950.

Chicago Style (17th ed.) Citation

Laaksonen, Kyösti, and Kyösti Laaksonen. Effective Temperature Sums and Durations of the Vegetative Period in Fennoscandia: 1921 - 1950. Helsinki, 1979.

MLA (9th ed.) Citation

Laaksonen, Kyösti, and Kyösti Laaksonen. Effective Temperature Sums and Durations of the Vegetative Period in Fennoscandia: 1921 - 1950. 1979.

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