Roberts, M. B. V. Biology : a functional approach / M. B. V. Roberts. - 4th ed. - Cheltenham : Thomas Nelson & Sons, 1986. - x, 693 p. : ill. ; 28 cm. ISBN: 0174480199 : KES 2,423 Subjects--Topical Terms: Biology. LC Class. No.: QH308.2 / .R63 1986