APA (7th ed.) Citation

Ryvarden, L. (1983). Type studies in the Polyporaceae. Harvard Univ.

Chicago Style (17th ed.) Citation

Ryvarden, Leif. Type Studies in the Polyporaceae. Cambridge, Mass: Harvard Univ, 1983.

MLA (9th ed.) Citation

Ryvarden, Leif. Type Studies in the Polyporaceae. Harvard Univ, 1983.

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