APA način citiranja

Prescher, F., & Ståhl, E. G. (1986). The effect of provenance and spacing on stem straightness and number of spike knots of Scots pine in South and Central Sweden. Studia forestalia Suecica 172.

Čikaški stil citiranja

Prescher, Finnvid, i Erik G. Ståhl. "The Effect of Provenance and Spacing On Stem Straightness and Number of Spike Knots of Scots Pine in South and Central Sweden." Studia Forestalia Suecica 172 1986.

MLA način citiranja

Prescher, Finnvid, i Erik G. Ståhl. "The Effect of Provenance and Spacing On Stem Straightness and Number of Spike Knots of Scots Pine in South and Central Sweden." Studia Forestalia Suecica 172 1986.