APA

Grattan-Bellew P., Litvan G., . (1976). Testing Canadian aggregates for alkali expansivity. ( Alkali Symposium. London, 1976. Proceedings, s 227-45). Ottawa: National Research Council Canada. DBR paper nr 723.

Chicago

Grattan-Bellew PE, Litvan GG, . 1976. Testing Canadian aggregates for alkali expansivity. ( Alkali Symposium. London, 1976. Proceedings, s 227-45). Ottawa: National Research Council Canada. DBR paper nr 723.

Harvard

Grattan-Bellew P., Litvan G., . (1976). Testing Canadian aggregates for alkali expansivity. ( Alkali Symposium. London, 1976. Proceedings, s 227-45). Ottawa: National Research Council Canada. DBR paper nr 723.

MLA

Grattan-Bellew PE, Litvan GG, . Testing Canadian aggregates for alkali expansivity. ( Alkali Symposium. London, 1976. Proceedings, s 227-45). Ottawa: National Research Council Canada. DBR paper nr 723. 1976.