International Astronomical Union & Howard, R. (1971). Solar magnetic fields: Symposium no. 43, held at the College de France, Paris, France, August 31 to September 4, 1970. Reidel.
Chicago Style (17th ed.) CitationInternational Astronomical Union and Robert Howard. Solar Magnetic Fields: Symposium No. 43, Held at the College De France, Paris, France, August 31 to September 4, 1970. Dordrecht: Reidel, 1971.
MLA (8th ed.) CitationInternational Astronomical Union and Robert Howard. Solar Magnetic Fields: Symposium No. 43, Held at the College De France, Paris, France, August 31 to September 4, 1970. Reidel, 1971.
Warning: These citations may not always be 100% accurate.