D'Sousa, S. (1974). Closed Birth Intervals: A Data Analysis Study. Sterling Publishers (P) Ltd.
Chicago ZitierstilD'Sousa, Stanislaus. Closed Birth Intervals: A Data Analysis Study. New Delhi: Sterling Publishers (P) Ltd, 1974.
MLA ZitierstilD'Sousa, Stanislaus. Closed Birth Intervals: A Data Analysis Study. Sterling Publishers (P) Ltd, 1974.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.