McKillop, Robert F.
Basic extension skills / by Bob McKillop and Laurie Sewell. - Port Moresby : Dept. of Primary Industry, 1975. - 88 p. : ill., port. ; 29 cm. - Rural development series ; handbook no. 1 . - Rural development series (Papua New Guinea Department of Primary Industry) ; handbook no. 1 .
Rev. ed. of : Guidelines to extension programming.
Agricultural extension work--Papua New Guinea.
Basic extension skills / by Bob McKillop and Laurie Sewell. - Port Moresby : Dept. of Primary Industry, 1975. - 88 p. : ill., port. ; 29 cm. - Rural development series ; handbook no. 1 . - Rural development series (Papua New Guinea Department of Primary Industry) ; handbook no. 1 .
Rev. ed. of : Guidelines to extension programming.
Agricultural extension work--Papua New Guinea.