APA

Clifford J., . (1983). Mechanisms occurring within the bedding and the joints of segmental block pavements. Pretoria: National Institute for Transport and Road Research. Technical report RP/2/83.

Chicago

Clifford JM, . 1983. Mechanisms occurring within the bedding and the joints of segmental block pavements. Pretoria: National Institute for Transport and Road Research. Technical report RP/2/83.

Harvard

Clifford J., . (1983). Mechanisms occurring within the bedding and the joints of segmental block pavements. Pretoria: National Institute for Transport and Road Research. Technical report RP/2/83.

MLA

Clifford JM, . Mechanisms occurring within the bedding and the joints of segmental block pavements. Pretoria: National Institute for Transport and Road Research. Technical report RP/2/83. 1983.