McCormick, Mona The New York times guide to reference materials = original title, Who-what-when-where-how-why-made easy / by Mona McCormick - New York : Popular Library, 1971 - 224 p. : ill. ; 18 cm. Includes index. ISBN: 0445081961 Subjects--Topical Terms: Reference books. LC Class. No.: Z 1035.1 / M478n 1971 Dewey Class. No.: 011/.02