Sukunya Thanamit Russo. 1991. Planning and development. Bangkok:National Institute of Development Administration;
Sukunya Thanamit Russo. (1991) Planning and development (รายงานผลงานวิจัย). National Institute of Development Administration:Bangkok.
Sukunya Thanamit Russo. Planning and development. Bangkok:National Institute of Development Administration, 1991.
Sukunya Thanamit Russo. (1991) Planning and development (รายงานผลงานวิจัย). National Institute of Development Administration:Bangkok.