Gaya APA

Council, N, R. et al (1990). Haze in the Grand Canyon: An Evaluation of the Winter Haze Intensive Tracer Experiment (E-Book) . : Office of Scientific and Technical Information, U.S. Dept. of Energy,.

Gaya MLA

Council, National, Research. et al. "Haze in the Grand Canyon: An Evaluation of the Winter Haze Intensive Tracer Experiment (E-Book)". : Office of Scientific and Technical Information, U.S. Dept. of Energy,, 1990. Text.