(1966). Science news. Science Service.
Chicago Style (17th ed.) CitationScience News. Washington, D.C: Science Service, 1966.
MLA (9th ed.) CitationScience News. Science Service, 1966.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.
(1966). Science news. Science Service.
Chicago Style (17th ed.) CitationScience News. Washington, D.C: Science Service, 1966.
MLA (9th ed.) CitationScience News. Science Service, 1966.