Gaya APA

Tugwell, S, O. (1984). Prayer, keeping company with God, repr. ed. 1. Living with God. 2. Prayer in practice. Cet.pertama 1974. . Dublin: Veritas Publication.

Gaya MLA

Tugwell, Simon,, O.P.. "Prayer, keeping company with God, repr. ed. 1. Living with God. 2. Prayer in practice. Cet.pertama 1974. ". Dublin: Veritas Publication, 1984. Buku.