Crow, L. D., & Crow, A. (1960). An introduction to guidance; basic principles and practices (2nd edition.). American Book Co.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCrow, Lester D., और Alice Crow. An Introduction to Guidance; Basic Principles and Practices. 2nd edition. New York: American Book Co, 1960.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCrow, Lester D., और Alice Crow. An Introduction to Guidance; Basic Principles and Practices. 2nd edition. American Book Co, 1960.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.