WHITLEY RICHARD. (1992). EUROPEAN BUSINESS SYSTEMS: FIRMS AND MARKET IN THEIR NATIONAL CONTEXTS. SAGE PUBLICATIONS.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWHITLEY RICHARD. EUROPEAN BUSINESS SYSTEMS: FIRMS AND MARKET IN THEIR NATIONAL CONTEXTS. LONDON: SAGE PUBLICATIONS, 1992.
एमएलए (9वां संस्करण) प्रशस्ति पत्रWHITLEY RICHARD. EUROPEAN BUSINESS SYSTEMS: FIRMS AND MARKET IN THEIR NATIONAL CONTEXTS. SAGE PUBLICATIONS, 1992.
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