McLean, R. C. Plant science formulae : a reference book for plant science laboratories (including bacteriology) / R. C. McLean and W. R. Ivimey Cook. - 2nd ed. - London : Macmillan, c 1963. - vii, 205 p. : ill. ; 22 cm. Includes index. 331 331 Subjects--Topical Terms: Botany -- Laboratory manuals. Dewey Class. No.: 581 / M223p