APA (7e ed.) Bronvermelding

Longo, B. (1979). Instructions and counsels: Truths necessary for salvation, daily prayers, rosary, and novena to Our Lady of Pompei. Instituto professionale grafico.

Chicago (17e ed.) Bronvermelding

Longo, Bartolo. Instructions and Counsels: Truths Necessary for Salvation, Daily Prayers, Rosary, and Novena to Our Lady of Pompei. Pompei, Italy: Instituto professionale grafico, 1979.

MLA (8e ed.) Bronvermelding

Longo, Bartolo. Instructions and Counsels: Truths Necessary for Salvation, Daily Prayers, Rosary, and Novena to Our Lady of Pompei. Instituto professionale grafico, 1979.