Alison, D., & Carroll, R. (1972). Catalogue of type and figured fossils in the Redpath Museum, McGill University. McGill University.

Alison, D., and R. Carroll. Catalogue of Type and Figured Fossils in the Redpath Museum, McGill University. Montreal: McGill University, 1972.

Alison, D., and R. Carroll. Catalogue of Type and Figured Fossils in the Redpath Museum, McGill University. McGill University, 1972.