APA aipamena

ENPHO. (1993). Air quality assessment in Kathmandu city.

Chicago Style aipamena

ENPHO. Air Quality Assessment in Kathmandu City. 1993.

MLA aipamena

ENPHO. Air Quality Assessment in Kathmandu City. 1993.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.