Bright, W. R. (1965). Teacher's manual for the basic steps toward christian maturity. Campus crusade for christ international.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBright, William R. Teacher's Manual for the Basic Steps Toward Christian Maturity. Arrowhead spring: Campus crusade for christ international, 1965.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBright, William R. Teacher's Manual for the Basic Steps Toward Christian Maturity. Campus crusade for christ international, 1965.
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