Socialforskningsinstituttet (Denmark) & Ploug, N. (1995). Welfare, development, and security: Three Danish essays. Danish National Institute of Social Research : Centre for Development Research : Danish Commission on Security and Disarmament : Wholesale for booksellers, Gyldendal.
Lua i Stíl Chicago (17ú heag.)Socialforskningsinstituttet (Denmark) agus Niels Ploug. Welfare, Development, and Security: Three Danish Essays. Copenhagen, Denmark: Danish National Institute of Social Research : Centre for Development Research : Danish Commission on Security and Disarmament : Wholesale for booksellers, Gyldendal, 1995.
Lua MLA (9ú heag.)Socialforskningsinstituttet (Denmark) agus Niels Ploug. Welfare, Development, and Security: Three Danish Essays. Danish National Institute of Social Research : Centre for Development Research : Danish Commission on Security and Disarmament : Wholesale for booksellers, Gyldendal, 1995.