Curtis, B. H. People Capability Maturity Model, The: Guidelines for Improving the Workforce. Pearson India.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCurtis, Bill; Hefley. People Capability Maturity Model, The: Guidelines for Improving the Workforce. Pearson India.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCurtis, Bill; Hefley. People Capability Maturity Model, The: Guidelines for Improving the Workforce. Pearson India.
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