Cita APA

Parsley, L. L., & Robinson, R. R. (1982). The TRRL road investment model for developing countries (RTIM2). Crowthorne Berkshire: Overseas Unit Transport and Road Research Laboratory.

Citación estilo Chicago

Parsley, Linda L., y R. R. Robinson. The TRRL Road Investment Model for Developing Countries (RTIM2). Crowthorne Berkshire: Overseas Unit Transport and Road Research Laboratory, 1982.

Cita MLA

Parsley, Linda L., y R. R. Robinson. The TRRL Road Investment Model for Developing Countries (RTIM2). Crowthorne Berkshire: Overseas Unit Transport and Road Research Laboratory, 1982.