APA (7 ম সংস্করণ) উদ্ধৃতি
ebrary, Inc, & Levkoff, S. (2000). Recruitment and retention in minority populations: Lessons learned in conducting research on health promotion and minority aging. Springer Pub..
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি
ebrary, Inc, এবং Sue Levkoff. Recruitment and Retention in Minority Populations: Lessons Learned in Conducting Research on Health Promotion and Minority Aging. New York: Springer Pub., 2000.
M.L.A (9 ম সংস্করণ) উদ্ধৃতি
ebrary, Inc, এবং Sue Levkoff. Recruitment and Retention in Minority Populations: Lessons Learned in Conducting Research on Health Promotion and Minority Aging. Springer Pub., 2000.
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