Small openings in trembling aspen forest :
microclimate and regeneration of white spruce and trembling aspen /
Arthur Groot [and others].

APA Citation

Groot, A., Great Lakes Forestry Centre., Northern Forestry Program (Canada). (1997). Small openings in trembling aspen forest: microclimate and regeneration of white spruce and trembling aspen. Sault Ste. Marie, Ont.: Great Lakes Forestry Centre.

MLA Citation

Groot, Arthur, Great Lakes Forestry Centre, and Northern Forestry Program (Canada). Small Openings In Trembling Aspen Forest: Microclimate And Regeneration of White Spruce And Trembling Aspen. Sault Ste. Marie, Ont.: Great Lakes Forestry Centre, 1997.

Warning: These citations may not always be complete (especially for serials).