APA

Pulkki R., . (1982). Development of an economical method for measuring the bearing capacity of forest roads (Taloudellisen mittausmentelmän kehittäminen metsäautoteiden kantavuuden arvoimiseen). Helsingfors: Helsinki University. Department of Logging and Utilization of Forest Products. Research notes no 42.

Chicago

Pulkki RE, . 1982. Development of an economical method for measuring the bearing capacity of forest roads (Taloudellisen mittausmentelmän kehittäminen metsäautoteiden kantavuuden arvoimiseen). Helsingfors: Helsinki University. Department of Logging and Utilization of Forest Products. Research notes no 42.

Harvard

Pulkki R., . (1982). Development of an economical method for measuring the bearing capacity of forest roads (Taloudellisen mittausmentelmän kehittäminen metsäautoteiden kantavuuden arvoimiseen). Helsingfors: Helsinki University. Department of Logging and Utilization of Forest Products. Research notes no 42.

MLA

Pulkki RE, . Development of an economical method for measuring the bearing capacity of forest roads (Taloudellisen mittausmentelmän kehittäminen metsäautoteiden kantavuuden arvoimiseen). Helsingfors: Helsinki University. Department of Logging and Utilization of Forest Products. Research notes no 42. 1982.