APA Citation

Wallace, J. M., & Wallace, J. M. (1980). The new key to Costa Rica: All you need to know. San José, C.R.: Publicaciones en Ingles.

Chicago Style Citation

Wallace, Jean M., and Jean M. Wallace. The New Key to Costa Rica: All You Need to Know. San José, C.R.: Publicaciones en Ingles, 1980.

MLA Citation

Wallace, Jean M., and Jean M. Wallace. The New Key to Costa Rica: All You Need to Know. San José, C.R.: Publicaciones en Ingles, 1980.

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