APA-čujuhus (7. p.)

Ajayi, J. O. (2019). Water from rocks. Obafemi Awolowo University Press Limited.

Chicago-čujuhus (17. p.)

Ajayi, Joseph Owolabi. Water from Rocks. Obafemi Awolowo University Press Limited, 2019.

MLA-čujuhus (9. p.)

Ajayi, Joseph Owolabi. Water from Rocks. Obafemi Awolowo University Press Limited, 2019.

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