Langley, R. (1991). Signs of the time... Apparitions, visions, locutions conderning the last times. Marian Center.
Citace podle Chicago (17th ed.)Langley, Richard. Signs of the Time... Apparitions, Visions, Locutions Conderning the Last Times. Waterloo, IA: Marian Center, 1991.
Citace podle MLA (8th ed.)Langley, Richard. Signs of the Time... Apparitions, Visions, Locutions Conderning the Last Times. Marian Center, 1991.
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