Henty, E. E. Weeds of New Guinea & their control / E.E. Henty & G.H. Pritchard ; ill. Faye Owner ... [et al.]. - 4th ed. - Lae : Dept. of Forests, Division of Botany, 1988. - 186 p. : ill. ; 23 cm. - Botany bulletin ; no. 7 . The 4th edition reprinted in 1998. Subjects--Topical Terms: Weeds--Control--New Guinea.Weeds--Identification.--New Guinea Dewey Class. No.: 632.5809953 / H527