Harper, b. G. Lodgepole pine and trembling aspen competition: Neighbourhood studies within 22 to 39 year-old pine plantations of northern British Columbia. Canadian Institute of Forestry.
Chicago Style (17th ed.) CitationHarper, by George. Lodgepole Pine and Trembling Aspen Competition: Neighbourhood Studies Within 22 to 39 Year-old Pine Plantations of Northern British Columbia. Canadian Institute of Forestry.
MLA (9th ed.) CitationHarper, by George. Lodgepole Pine and Trembling Aspen Competition: Neighbourhood Studies Within 22 to 39 Year-old Pine Plantations of Northern British Columbia. Canadian Institute of Forestry.
Warning: These citations may not always be 100% accurate.