Dyfyniad APA

Hellgren, M. (1995). Gremmeniella abietina: Disease biology and genetic variation within Fennoscandia. Sveriges lantbruksuniversitet.

Dyfyniad Arddull Chicago

Hellgren, Magnus. Gremmeniella Abietina: Disease Biology and Genetic Variation Within Fennoscandia. Uppsala: Sveriges lantbruksuniversitet, 1995.

Dyfyniad MLA

Hellgren, Magnus. Gremmeniella Abietina: Disease Biology and Genetic Variation Within Fennoscandia. Sveriges lantbruksuniversitet, 1995.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.