Cita APA (7th ed.)

Erhun, W. O. (2019). A tree model for managing medicine use and supply. Obafemi Awolowo University Press Limited.

Cita Chicago (17th ed.)

Erhun, Wilson Oyekigho. A Tree Model for Managing Medicine Use and Supply. Obafemi Awolowo University Press Limited, 2019.

Cita MLA (9th ed.)

Erhun, Wilson Oyekigho. A Tree Model for Managing Medicine Use and Supply. Obafemi Awolowo University Press Limited, 2019.