APA Citatie

., Johnson, A. C., Kanda, R., Smith, J. J. L., & Williams, R. J. Steroid estrogens profiles along river stretches arising from sewage treatment works discharges.

Chicago Style citaat

., Andrew C. Johnson, Rakesh Kanda, Jennifer J. L. Smith, en Richard J. Williams. Steroid Estrogens Profiles Along River Stretches Arising From Sewage Treatment Works Discharges.

MLA citatie

., et al. Steroid Estrogens Profiles Along River Stretches Arising From Sewage Treatment Works Discharges.