APA-ийн эшлэл(7 дахь хэвлэлт)

Walker, D., Jovanovic, N., Bugan, R., Abiye, T., Preez, D. d., Parkin, G., & Gowing, J. (2018). Alluvial aquifer characterisation and resource assessment of the Molototsi sand river, Limpopo, South Africa. Elsevier.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Walker, David, Nebo Jovanovic, Richard Bugan, Tamiru Abiye, Daniell du Preez, Geoff Parkin, ба John Gowing. Alluvial Aquifer Characterisation and Resource Assessment of the Molototsi Sand River, Limpopo, South Africa. Elsevier, 2018.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Walker, David, et al. Alluvial Aquifer Characterisation and Resource Assessment of the Molototsi Sand River, Limpopo, South Africa. Elsevier, 2018.