APA-referens (7:e uppl.)

Conservator of Forests, Research & training. (2001). Progress report of icfre world bank funded free project on poplar improvement (multilocational field trials of promissing clones of populus deltoides). Silviculturist, Sal Region, Uttaranchal.

Chicago-referens (17:e uppl.)

Conservator of Forests, Research & training. Progress Report of Icfre World Bank Funded Free Project on Poplar Improvement (multilocational Field Trials of Promissing Clones of Populus Deltoides). Haldwani: Silviculturist, Sal Region, Uttaranchal, 2001.

MLA-referens (9:e uppl.)

Conservator of Forests, Research & training. Progress Report of Icfre World Bank Funded Free Project on Poplar Improvement (multilocational Field Trials of Promissing Clones of Populus Deltoides). Silviculturist, Sal Region, Uttaranchal, 2001.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.