APA (7 वां संस्करण) प्रशस्ति पत्र
Kolm, R. (1973). Bibliography of ethnicity and ethnic groups. National Inst. of Mental Health, Center f. Studies of Metropolitan Problems.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Kolm, Richard. Bibliography of Ethnicity and Ethnic Groups. Rockville Md: National Inst. of Mental Health, Center f. Studies of Metropolitan Problems, 1973.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Kolm, Richard. Bibliography of Ethnicity and Ethnic Groups. National Inst. of Mental Health, Center f. Studies of Metropolitan Problems, 1973.
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