McGraw - hill encyclopedia of science and technology : an international reference work in Twenty volumes including an index. - 6th ed. - New York : McGraw - hill, 1987. - 554 p. : ill. - v.6 . ISBN: 0070792925 Subjects--Uniform Titles: Encyclopedia. Subjects--Topical Terms: Science--Dictionaries.Technology--Dictionaries. LC Class. No.: Q 121 / .M3