Johnson, S. (1688). Purgatory prov'd by miracles: Collected out of Roman-Catholick authors. Printed for R. Baldwin.
Chicago-viite (17. p.)Johnson, Samuel. Purgatory Prov'd by Miracles: Collected Out of Roman-Catholick Authors. London: Printed for R. Baldwin, 1688.
MLA-viite (8. p.)Johnson, Samuel. Purgatory Prov'd by Miracles: Collected Out of Roman-Catholick Authors. Printed for R. Baldwin, 1688.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.