APA aipamena

D Sim. (1987). FAO forestry extension methods N.80. Rome: FAO.

Chicago Style aipamena

D Sim. FAO Forestry Extension Methods N.80. Rome: FAO, 1987.

MLA aipamena

D Sim. FAO Forestry Extension Methods N.80. Rome: FAO, 1987.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.