Lua APA (7ú heag.)

SINGH N K. (2001). HUMAN RESOURCE MANAGEMENT. EXCEL BOOK.

Lua i Stíl Chicago (17ú heag.)

SINGH N K. HUMAN RESOURCE MANAGEMENT. NEW DELHI: EXCEL BOOK, 2001.

Lua MLA (9ú heag.)

SINGH N K. HUMAN RESOURCE MANAGEMENT. EXCEL BOOK, 2001.

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