APA

Chapel Y., . (1974). La gestion administrative du developpment. Bélgica: Institut International des Sciences Administratives.

Chicago

Chapel Yves, . 1974. La gestion administrative du developpment. Bélgica: Institut International des Sciences Administratives.

Harvard

Chapel Y., . (1974). La gestion administrative du developpment. Bélgica: Institut International des Sciences Administratives.

MLA

Chapel Yves, . La gestion administrative du developpment. Bélgica: Institut International des Sciences Administratives. 1974.