Bray, M., & Bray, M. (2000). Double-shift schooling: Design and operation for cost-effectiveness (2nd ed.). Commonwealth Secretariat.
Citace podle Chicago (17th ed.)Bray, Mark, a Mark Bray. Double-shift Schooling: Design and Operation for Cost-effectiveness. 2nd ed. London: Commonwealth Secretariat, 2000.
Citace podle MLA (9th ed.)Bray, Mark, a Mark Bray. Double-shift Schooling: Design and Operation for Cost-effectiveness. 2nd ed. Commonwealth Secretariat, 2000.
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