APA (7 ম সংস্করণ) উদ্ধৃতি

Ware, H. (1977). Languange problems in demographic field work in Africa: The case of the Cameroon fertility survey. International Statistical Institute.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Ware, Helen. Languange Problems in Demographic Field Work in Africa: The Case of the Cameroon Fertility Survey. The Hague: International Statistical Institute, 1977.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Ware, Helen. Languange Problems in Demographic Field Work in Africa: The Case of the Cameroon Fertility Survey. International Statistical Institute, 1977.