ADAIR JOHN. (1988). EFFECTIVE TIME MANAGEMENT HOW TO SAVE TIME AND SPEND IT WISELY. RUPA & COMPANY.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रADAIR JOHN. EFFECTIVE TIME MANAGEMENT HOW TO SAVE TIME AND SPEND IT WISELY. NEW DELHI: RUPA & COMPANY, 1988.
एमएलए (9वां संस्करण) प्रशस्ति पत्रADAIR JOHN. EFFECTIVE TIME MANAGEMENT HOW TO SAVE TIME AND SPEND IT WISELY. RUPA & COMPANY, 1988.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.