https://openlibrary.org/works/OL43632W/The_ten-year_plan?edition=key%3A/books/OL2986821M&mode=all
The Ten Year Plan by Ceylon. National Planning Council. | Open Library
The ten-year plan by Ceylon. National Planning Council., unknown edition,
ten year plannational planning council
https://openlibrary.org/works/OL43632W/The_ten-year_plan?edition=key%3A/books/OL2986821M
The Ten Year Plan by Ceylon. National Planning Council. | Open Library
The ten-year plan by Ceylon. National Planning Council., unknown edition,
ten year plannational planning council