Ostrander, M. D., Bulgrin, E. H., & Campbell, R. A. (1964). A guide to log diagraming for eastern softwoods. Northeastern Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture.
Citazione stile Chigago Style (17a edizione)Ostrander, Myron D., Erwin H. Bulgrin, e Robert Alvord Campbell. A Guide to Log Diagraming for Eastern Softwoods. [Upper Darby, Pa.,: Northeastern Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1964.
Citatione MLA (8a ed.)Ostrander, Myron D., et al. A Guide to Log Diagraming for Eastern Softwoods. Northeastern Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1964.
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