APA (7th ed.) Citation

Ogilvie, H. L. (1947). Helps to the study of Hausa (3. ed.). S.I.M. Bookshop.

Chicago Style (17th ed.) Citation

Ogilvie, Harold L. Helps to the Study of Hausa. 3. ed. Jos: S.I.M. Bookshop, 1947.

MLA (9th ed.) Citation

Ogilvie, Harold L. Helps to the Study of Hausa. 3. ed. S.I.M. Bookshop, 1947.