Food crop cultivation: teachers resource book, grade 7- 10/
Calcinai, Brian L.
Food crop cultivation: teachers resource book, grade 7- 10/ [Brian Calcinai for Curriculum Unit, Dept. of Education - [Port Moresby]: The Dept., 1982 - 81p.: ill. - Agriculture teachers resource book .
Food crops--Papua New Guinea
Food crop cultivation: teachers resource book, grade 7- 10/ [Brian Calcinai for Curriculum Unit, Dept. of Education - [Port Moresby]: The Dept., 1982 - 81p.: ill. - Agriculture teachers resource book .
Food crops--Papua New Guinea