Eastern Region (Nigeria). Ministry of Education. (1952). Education graphs and statistics. Printed by the Government Printer.
Lua i Stíl Chicago (17ú heag.)Eastern Region (Nigeria). Ministry of Education. Education Graphs and Statistics. Enugu: Printed by the Government Printer, 1952.
Lua MLA (8ú heag.)Eastern Region (Nigeria). Ministry of Education. Education Graphs and Statistics. Printed by the Government Printer, 1952.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.