Cita APA

Costa Rica. (1962). Study for development of telecommunications in Central America: Plan of operation. San José, C.R.

Citación estilo Chicago

Costa Rica. Study for Development of Telecommunications in Central America: Plan of Operation. San José, C.R, 1962.

Cita MLA

Costa Rica. Study for Development of Telecommunications in Central America: Plan of Operation. San José, C.R, 1962.

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