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A Description of Three Largely Volcaniclastic Units, which are Assigned an Early Cretaceous Age
出版U.S. Government Printing Office, 1977
URLhttp://books.google.com.hk/books?id=s3bevAEACAAJ&hl=&source=gbs_api
註釋Description of three largely volcaniclastic units, which are assigned early Cretaceous age.