APA (7th ed.) Citation

Palmén, A., & Hämet-Ahti, L. (1992). Alnus incana f. rubra and Betula pendula f. palmeri Betulaceae in Finland ([Sonderdr.].).

Chicago Style (17th ed.) Citation

Palmén, Annikki, and Leena Hämet-Ahti. Alnus Incana F. Rubra and Betula Pendula F. Palmeri Betulaceae in Finland. [Sonderdr.]. 1992.

MLA (9th ed.) Citation

Palmén, Annikki, and Leena Hämet-Ahti. Alnus Incana F. Rubra and Betula Pendula F. Palmeri Betulaceae in Finland. [Sonderdr.]. 1992.

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