APA aipamena

Jalkanen, R. (1995). Needle trace method (NTM) for retrospective needle retention studies on scots pine (Pinus sylvestris L.). Oulun yliopisto.

Chicago Style aipamena

Jalkanen, Risto. Needle Trace Method (NTM) for Retrospective Needle Retention Studies on Scots Pine (Pinus Sylvestris L.). Oulu: Oulun yliopisto, 1995.

MLA aipamena

Jalkanen, Risto. Needle Trace Method (NTM) for Retrospective Needle Retention Studies on Scots Pine (Pinus Sylvestris L.). Oulun yliopisto, 1995.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.