Cita APA (7a ed.)

Akerberg, E. (1941). Cytogenetic studies in poa pratensis and its hybrid with poa alpina. Berlingska Boktryckeriet.

Cita Chicago Style (17a ed.)

Akerberg, Erik. Cytogenetic Studies in Poa Pratensis and Its Hybrid with Poa Alpina. Lund: Berlingska Boktryckeriet, 1941.

Cita MLA (8a ed.)

Akerberg, Erik. Cytogenetic Studies in Poa Pratensis and Its Hybrid with Poa Alpina. Berlingska Boktryckeriet, 1941.