Lua APA (7ú heag.)

SEKARAN UMA. (2006). RESEARCH METHODS FOR BUSINESS (4th.). WILEY INDIA.

Lua i Stíl Chicago (17ú heag.)

SEKARAN UMA. RESEARCH METHODS FOR BUSINESS. 4th. NOIDA: WILEY INDIA, 2006.

Lua MLA (9ú heag.)

SEKARAN UMA. RESEARCH METHODS FOR BUSINESS. 4th. WILEY INDIA, 2006.

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