APA

Leahey D., Franklin N., Rideout G., ARPEL, Canadian International Development Agency C., Leahey D., Franklin N., Rideout G. & Canadian International Development Agency C. (1998). Calidad del aire ambiente urbano. Uruguay: ARPEL.

Chicago

Leahey Douglas, Franklin Neil, Rideout Greg, ARPEL, Canadian International Development Agency CIDA, Leahey Douglas, Franklin Neil, Rideout Greg and Canadian International Development Agency CIDA. 1998. Calidad del aire ambiente urbano. Uruguay: ARPEL.

Harvard

Leahey D., Franklin N., Rideout G., ARPEL, Canadian International Development Agency C., Leahey D., Franklin N., Rideout G. and Canadian International Development Agency C. (1998). Calidad del aire ambiente urbano. Uruguay: ARPEL.

MLA

Leahey Douglas, Franklin Neil, Rideout Greg, ARPEL, Canadian International Development Agency CIDA, Leahey Douglas, Franklin Neil, Rideout Greg and Canadian International Development Agency CIDA. Calidad del aire ambiente urbano. Uruguay: ARPEL. 1998.