APA-viite (7. p.)

Salami, O. O. (2019). Heavy metals assessment of soils and vegetation within and around a scrap metal recycling factory site in Ile-Ife, Osun State, Nigeria. Obafemi Awolowo University.

Chicago-viite (17. p.)

Salami, Olalekan Oluwatoyosi. Heavy Metals Assessment of Soils and Vegetation Within and Around a Scrap Metal Recycling Factory Site in Ile-Ife, Osun State, Nigeria. Obafemi Awolowo University, 2019.

MLA-viite (9. p.)

Salami, Olalekan Oluwatoyosi. Heavy Metals Assessment of Soils and Vegetation Within and Around a Scrap Metal Recycling Factory Site in Ile-Ife, Osun State, Nigeria. Obafemi Awolowo University, 2019.

Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.