INTRODUCTORY CHEMISTRY GENERAL ORGANIC BIOLOGICAL

SPENCER L.SEAGER1979 年出版684 页ISBN：0673150267

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SPENCER E.YOUNG2011 年出版351 页ISBN：9004192158

CIVIL PROCEDURE A CONTEMPORARY APPROACH

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EARTH SCIENCE UNDERSTANDING ENVIRONMENTAL SYSTEMS

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TECHNICAL DRAWING ELGHTH EDITION

FREDERICK E.GIESECKE ALVA MITCHELL HENRY CECIL SPENCER IVAN LEROY HILL JOHN THOMAS DYGDON1986 年出版964 页ISBN：0023426004

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COEFFICIENT REGIONS FOR SCHLICHT FUNCTIONS

A.C. SCHAEFFER AND D.C. SPENCER1950 年出版311 页ISBN：