Critchfield, H. J. (1978). Sunshine and solar radiation in Washington State. Office of the State Climatologist, Western Washington University.
Цитирование в стиле Чикаго (17-е изд.)Critchfield, Howard J. Sunshine and Solar Radiation in Washington State. Bellingham, Wash.: Office of the State Climatologist, Western Washington University, 1978.
Цитирование MLA (8-е изд.)Critchfield, Howard J. Sunshine and Solar Radiation in Washington State. Office of the State Climatologist, Western Washington University, 1978.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.