McWilliams, J., & Ireland. Meteorological Service. (1980). The secular variation of magnetic declination in Ireland. Meteorological Service.
MLA CitationMcWilliams, J., and Ireland. Meteorological Service. The Secular Variation of Magnetic Declination in Ireland. Meteorological Service, 1980.
Warning: These citations have been automatically generated and may not always be 100% accurate..