Cita APA (7a ed.)
Vaarama, A. (1941). Observations concerning the meiotic and mitotic chromosomes in Sagittaria sagittifolia L. and S. natans Pall.
Cita Chicago Style (17a ed.)
Vaarama, Antero. Observations Concerning the Meiotic and Mitotic Chromosomes in Sagittaria Sagittifolia L. and S. Natans Pall. Helsinki, 1941.
Cita MLA (9a ed.)
Vaarama, Antero. Observations Concerning the Meiotic and Mitotic Chromosomes in Sagittaria Sagittifolia L. and S. Natans Pall. 1941.
Precaución: Estas citas no son 100% exactas.