White fir stands killed by tussock moth :
70-mm. color photopgraphy aids detection /
[by] Steven L. Wert, and Boyd E. Wickman.
APA Citation
Wert, S. L., Wickman, B. E. (1968). White fir stands killed by tussock moth: 70-mm. color photopgraphy aids detection. Berkeley: Pacific Southwest Forest & Range Experiment Station.
MLA Citation
Wert, Steven L, and Boyd E Wickman. White Fir Stands Killed by Tussock Moth: 70-mm. Color Photopgraphy Aids Detection. Berkeley: Pacific Southwest Forest & Range Experiment Station, 1968.
Warning: These citations may not always be complete (especially for serials).