Muller, Walter H. Botany : a functional approach / Walter H. Muller ; selected ill. by Isabelle Greene. - 4th ed. - New York : Macmillan, c1979. - vii,687p.: ill.; 24cm. Includes bibliographical references and index. ISBN: 002384700X Subjects--Topical Terms: Botany. LC Class. No.: QK47 / M85 1979