Kempkes, L. (1968). Catholic mission involvement with education in Papua-New Guinea.
Lua i Stíl Chicago (17ú heag.)Kempkes, Lambert. Catholic Mission Involvement with Education in Papua-New Guinea. 1968.
Lua MLA (8ú heag.)Kempkes, Lambert. Catholic Mission Involvement with Education in Papua-New Guinea. 1968.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.