APA (7 ম সংস্করণ) উদ্ধৃতি

Barker, G. R. (1956). Some problems of incentives and labour productivity in Soviet industry: A contribution to the study of the planning of labour in the U.S.S.R. Blackwell.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Barker, G. R. Some Problems of Incentives and Labour Productivity in Soviet Industry: A Contribution to the Study of the Planning of Labour in the U.S.S.R. [Oxford]: Blackwell, 1956.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

Barker, G. R. Some Problems of Incentives and Labour Productivity in Soviet Industry: A Contribution to the Study of the Planning of Labour in the U.S.S.R. Blackwell, 1956.