Lua APA (7ú heag.)
Lappin, P. M. (1990). Stories of Don Bosco: The life of St. John Bosco told in story form (2 ed.). Salesiana Publishers.
Lua i Stíl Chicago (17ú heag.)
Lappin, Peter M. Stories of Don Bosco: The Life of St. John Bosco Told in Story Form. 2 ed. New Rochelle, New York: Salesiana Publishers, 1990.
Lua MLA (9ú heag.)
Lappin, Peter M. Stories of Don Bosco: The Life of St. John Bosco Told in Story Form. 2 ed. Salesiana Publishers, 1990.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.