APA

Mayda J., University of Puerto Rico System, . (1981). Transportation energy conservation in Puerto Rico: potential, approach methodology, and prospect to 1985. [San Juan]: Center for Energy and Environment Research, University of Puerto Rico.

Chicago

Mayda Jaro, University of Puerto Rico System, . 1981. Transportation energy conservation in Puerto Rico: potential, approach methodology, and prospect to 1985. [San Juan]: Center for Energy and Environment Research, University of Puerto Rico.

Harvard

Mayda J., University of Puerto Rico System, . (1981). Transportation energy conservation in Puerto Rico: potential, approach methodology, and prospect to 1985. [San Juan]: Center for Energy and Environment Research, University of Puerto Rico.

MLA

Mayda Jaro, University of Puerto Rico System, . Transportation energy conservation in Puerto Rico: potential, approach methodology, and prospect to 1985. [San Juan]: Center for Energy and Environment Research, University of Puerto Rico. 1981.