Lua APA (7ú heag.)

van den Dungen, P. (1980). Foundations of peace research. London: Bradford University.

Lua i Stíl Chicago (17ú heag.)

van den Dungen, Peter. Foundations of Peace Research. London: Bradford University, 1980.

Lua MLA (8ú heag.)

van den Dungen, Peter. Foundations of Peace Research. London: Bradford University, 1980.

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