Não informado. (1974). Canadian Journal of Civil Engineering. National Research Council of Canada.
Cita Chicago Style (17a ed.)Não informado. Canadian Journal of Civil Engineering. Ottawa: National Research Council of Canada, 1974.
Cita MLA (8a ed.)Não informado. Canadian Journal of Civil Engineering. National Research Council of Canada, 1974.
Precaución: Estas citas no son 100% exactas.