Thom, D. J., & Di Castri, J. V. (1962). Thom's Canadian Torrens system: With special reference to the Land Titles Acts of Alberta, Canada, British Columbia, Manitoba and Saskatchewan (2nd ed.). Burroughs.

Thom, Douglas J., and J. Victor Di Castri. Thom's Canadian Torrens System: With Special Reference to the Land Titles Acts of Alberta, Canada, British Columbia, Manitoba and Saskatchewan. 2nd ed. Calgary, Alberta: Burroughs, 1962.

Thom, Douglas J., and J. Victor Di Castri. Thom's Canadian Torrens System: With Special Reference to the Land Titles Acts of Alberta, Canada, British Columbia, Manitoba and Saskatchewan. 2nd ed. Burroughs, 1962.