Dyfyniad APA
ebrary, Inc, Eisenbud, M., & Gesell, T. F. (1997). Environmental radioactivity: From natural, industrial, and military sources (4th ed.). Academic Press.
Dyfyniad Arddull Chicago
ebrary, Inc, Merril Eisenbud, and Thomas F. Gesell. Environmental Radioactivity: From Natural, Industrial, and Military Sources. 4th ed. San Diego: Academic Press, 1997.
Dyfyniad MLA
ebrary, Inc, et al. Environmental Radioactivity: From Natural, Industrial, and Military Sources. 4th ed. Academic Press, 1997.
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