Ashaye, T. (2019). Soils civilisations and the march of time. University of Ife Press.
Lua i Stíl Chicago (17ú heag.)Ashaye, T.I. Soils Civilisations and the March of Time. University of Ife Press, 2019.
Lua MLA (9ú heag.)Ashaye, T.I. Soils Civilisations and the March of Time. University of Ife Press, 2019.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.