APA (7th ed.) Citation

Johnsson, H. (1941). Cytological studies in the genus Alopecurus. Gleerup [u.a.].

Chicago Style (17th ed.) Citation

Johnsson, Helge. Cytological Studies in the Genus Alopecurus. Lund [u.a.]: Gleerup [u.a.], 1941.

MLA (9th ed.) Citation

Johnsson, Helge. Cytological Studies in the Genus Alopecurus. Gleerup [u.a.], 1941.