APA

Du Toit J., . (1980). Toepassing va'n gestandaardiseerde rytoets vir motorfietsryers (The application of a standardized riding test for motorcyclists). Pretoria: National Institute for Transport and Road Research. Tegniese verslag RU/8/80 = Technical report RU/8/80.

Chicago

Du Toit JS, . 1980. Toepassing va'n gestandaardiseerde rytoets vir motorfietsryers (The application of a standardized riding test for motorcyclists). Pretoria: National Institute for Transport and Road Research. Tegniese verslag RU/8/80 = Technical report RU/8/80.

Harvard

Du Toit J., . (1980). Toepassing va'n gestandaardiseerde rytoets vir motorfietsryers (The application of a standardized riding test for motorcyclists). Pretoria: National Institute for Transport and Road Research. Tegniese verslag RU/8/80 = Technical report RU/8/80.

MLA

Du Toit JS, . Toepassing va'n gestandaardiseerde rytoets vir motorfietsryers (The application of a standardized riding test for motorcyclists). Pretoria: National Institute for Transport and Road Research. Tegniese verslag RU/8/80 = Technical report RU/8/80. 1980.