Não informado. (1973). Information brochure. Fuel Research Institute of South Africa.
Style de citation Chicago (17e éd.)Não informado. Information Brochure. Pretoria, Africa do Sul: Fuel Research Institute of South Africa, 1973.
Style de citation MLA (8e éd.)Não informado. Information Brochure. Fuel Research Institute of South Africa, 1973.
Attention : ces citations peuvent ne pas être correctes à 100%.