APA

Holtshausen C., Curtayne P., . (1979). Introduction of improved management techniques for road maintenance in Johannesburg. Pretoria: National Institute for Transport and Road Research. RR no 266.

Chicago

Holtshausen CJ, Curtayne PC, . 1979. Introduction of improved management techniques for road maintenance in Johannesburg. Pretoria: National Institute for Transport and Road Research. RR no 266.

Harvard

Holtshausen C., Curtayne P., . (1979). Introduction of improved management techniques for road maintenance in Johannesburg. Pretoria: National Institute for Transport and Road Research. RR no 266.

MLA

Holtshausen CJ, Curtayne PC, . Introduction of improved management techniques for road maintenance in Johannesburg. Pretoria: National Institute for Transport and Road Research. RR no 266. 1979.