Lyons, T. (1971). The personnel function in an changing Environment (1st.). Pitman publishing.
Lua i Stíl Chicago (17ú heag.)Lyons, T. The Personnel Function in an Changing Environment. 1st. London: Pitman publishing, 1971.
Lua MLA (9ú heag.)Lyons, T. The Personnel Function in an Changing Environment. 1st. Pitman publishing, 1971.
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