APA Citation

(1984). Passport to information: A directory of Computer & Data Services Available Through Tymnet. San José, C.R.: Biblioteca, Documentación e Información, Universidad de Costa Rica.

Chicago Style Citation

Passport to Information: A Directory of Computer & Data Services Available Through Tymnet. San José, C.R.: Biblioteca, Documentación e Información, Universidad de Costa Rica, 1984.

MLA Citation

Passport to Information: A Directory of Computer & Data Services Available Through Tymnet. San José, C.R.: Biblioteca, Documentación e Información, Universidad de Costa Rica, 1984.

Warning: These citations may not always be 100% accurate.