{"id":"000029728","type":"book","title":"The formative stage : an appraisal from the colombian perspective. - San José","container-title":"International Congress of Americanists <32, 1958, San José> : actas ; 1.1959, S. 152-164","author":[{"family":"Reichel-Dolmatoff","given":"Gerardo"}],"issued":{"raw":"1959"}}