Industrial minerals in California: economic importance, present availability, and future development / Ed.: E. W. Tooker, D. J. Beeby, 1990. - 127 p. - Текст : непосредственный.
Industrial minerals in the basin and range region : Workshop proc.,May 30-31 a. June 1,1990,Salt Lake City (Ut) / Ed. E. W. Tooker, 1992. - 132 p. - Текст : непосредственный.
Arizona's industrial rock and mineral resources : Workshop proc.Presentations and discussions at a workshop held May 17-18, 1988, Tempe(Az), on problems encountered in, and recommendations for improving, current and potential industrial rock and mineral resource availability in Arizona / ed. E. W. Tooker, 1989. - VII,93 p. p. - Текст : непосредственный.