APA (7th ed.) Citation

Farid, H., Shams, Z. I., & Khan, F. A. Lead concentration in urban dust and in leaves of street plants, Karachi. Elsevier.

Chicago Style (17th ed.) Citation

Farid, Hassan, Zafar I. Shams, and Farooq A. Khan. Lead Concentration in Urban Dust and in Leaves of Street Plants, Karachi. Elsevier.

MLA (9th ed.) Citation

Farid, Hassan, et al. Lead Concentration in Urban Dust and in Leaves of Street Plants, Karachi. Elsevier.