Directorium seminariorum (in sinis)

MLA

De Smedt, Leo, Jacques Leyssen, and Leo Baudouin. Directorium Seminariorum (in Sinis). Pekini: Missionariis Congregationis Immaculati Cordis Mariae, (Scheut), 1949.

APA

De Smedt, L., Leyssen, J., & Baudouin, L. (1949). Directorium seminariorum (in sinis). Pekini: Missionariis Congregationis Immaculati Cordis Mariae, (Scheut).

Chicago

De Smedt, Leo, Jacques Leyssen, and Leo Baudouin. Directorium Seminariorum (in Sinis). Pekini: Missionariis Congregationis Immaculati Cordis Mariae, (Scheut), 1949.