APA

Turgeon J. J., Groot P. d., . (1992). Management of insect pests of cones in seed orchards in eastern Canada. Ontario: Canadá. Ministry of Natural Resources.

Chicago

Turgeon Jean J, Groot Peter de, . 1992. Management of insect pests of cones in seed orchards in eastern Canada. Ontario: Canadá. Ministry of Natural Resources.

Harvard

Turgeon J. J., Groot P. d., . (1992). Management of insect pests of cones in seed orchards in eastern Canada. Ontario: Canadá. Ministry of Natural Resources.

MLA

Turgeon Jean J, Groot Peter de, . Management of insect pests of cones in seed orchards in eastern Canada. Ontario: Canadá. Ministry of Natural Resources. 1992.