APA

World congress for the lay apostolate, . (1968). Proceedings of the third world congress for the lay apostolate. Rome: Permanent Committee for international congresses of the lay apostolate.

Chicago

World congress for the lay apostolate, . 1968. Proceedings of the third world congress for the lay apostolate. Rome: Permanent Committee for international congresses of the lay apostolate.

Harvard

World congress for the lay apostolate, . (1968). Proceedings of the third world congress for the lay apostolate. Rome: Permanent Committee for international congresses of the lay apostolate.

MLA

World congress for the lay apostolate, . Proceedings of the third world congress for the lay apostolate. Rome: Permanent Committee for international congresses of the lay apostolate. 1968.