APA-referens (7:e uppl.)

ASHAYE, T. I., PERIASWAMY , S. P., & AMUSAN, A. A. (2020). EXTRACTABLE SILICON AND IRON STATUS OF SOME SOUTHWESTERN NIGERIAN SOILS. The Faculty of Agriculture Obafemi Awolowo University, Ile-Ife, Nigeria.

Chicago-referens (17:e uppl.)

ASHAYE, T. I., S. P. PERIASWAMY , och A. A. AMUSAN. EXTRACTABLE SILICON AND IRON STATUS OF SOME SOUTHWESTERN NIGERIAN SOILS. The Faculty of Agriculture Obafemi Awolowo University, Ile-Ife, Nigeria, 2020.

MLA-referens (9:e uppl.)

ASHAYE, T. I., et al. EXTRACTABLE SILICON AND IRON STATUS OF SOME SOUTHWESTERN NIGERIAN SOILS. The Faculty of Agriculture Obafemi Awolowo University, Ile-Ife, Nigeria, 2020.