Henry, T. J. G., & Armstrong, G. R. (1949). Aerological data for northern Canada: Upper wind frequencies, average upper-air temperature, pressure and humidity data, surface climatic data for selected stations, normal isobaric charts. Head Office.
Chicago-Zitierstil (17. Ausg.)Henry, T. J. G., und G. R. Armstrong. Aerological Data for Northern Canada: Upper Wind Frequencies, Average Upper-air Temperature, Pressure and Humidity Data, Surface Climatic Data for Selected Stations, Normal Isobaric Charts. Toronto, [u.a.]: Head Office, 1949.
MLA-Zitierstil (9. Ausg.)Henry, T. J. G., und G. R. Armstrong. Aerological Data for Northern Canada: Upper Wind Frequencies, Average Upper-air Temperature, Pressure and Humidity Data, Surface Climatic Data for Selected Stations, Normal Isobaric Charts. Head Office, 1949.