Gaya APA

Souza, R, D. (1999). Household Transportation Use and Urban Air Pollution a Comparative Analysis of Thailand, Mexico and United States . Washington DC: World Population Data Sheet.

Gaya MLA

Souza, Roger-Mark, De. "Household Transportation Use and Urban Air Pollution a Comparative Analysis of Thailand, Mexico and United States". Washington DC: World Population Data Sheet, 1999. print.