Cita APA (7a ed.)

Valev, Ė. B. (1973). Economic geography of Cuba. Joint Publications Research Service.

Cita Chicago Style (17a ed.)

Valev, Ė. B. Economic Geography of Cuba. [Arlington, Va.: Joint Publications Research Service, 1973.

Cita MLA (8a ed.)

Valev, Ė. B. Economic Geography of Cuba. Joint Publications Research Service, 1973.