Lua APA (7ú heag.)

(1965). International Handbook Management / Karl E. Ettinger (ed.). McGraw-Hill.

Lua i Stíl Chicago (17ú heag.)

International Handbook Management / Karl E. Ettinger (ed.). McGraw-Hill, 1965.

Lua MLA (8ú heag.)

International Handbook Management / Karl E. Ettinger (ed.). McGraw-Hill, 1965.

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