Ostby, I. (1977). Macroeconomic relationships in Singapore: An econometric study. Institute of Economics and Business Studies, College of Graduate Studies, Nanyang University.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रOstby, Ivar. Macroeconomic Relationships in Singapore: An Econometric Study. [Singapore]: Institute of Economics and Business Studies, College of Graduate Studies, Nanyang University, 1977.
एमएलए (8वां संस्करण) प्रशस्ति पत्रOstby, Ivar. Macroeconomic Relationships in Singapore: An Econometric Study. Institute of Economics and Business Studies, College of Graduate Studies, Nanyang University, 1977.
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