Council on Foreign Relations, Stebbins, R. P., & Amoia, A. (1973). The World this year 1973. Council on Foreign Relations.
Lua i Stíl Chicago (17ú heag.)Council on Foreign Relations, Richard P. Stebbins, agus Alba Amoia. The World This Year 1973. [S.l.]: Council on Foreign Relations, 1973.
Lua MLA (9ú heag.)Council on Foreign Relations, et al. The World This Year 1973. Council on Foreign Relations, 1973.
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