Cita APA (7a ed.)

Ule, H. N., Atoh, M. G., & Ayuwo, O. (2022). Winners in social studies (First edition.). NMI Education.

Cita Chicago Style (17a ed.)

Ule, Helen Ngoe, Maria Goretti Atoh, y Odette Ayuwo. Winners in Social Studies. First edition. Yaounde - Cameroon: NMI Education, 2022.

Cita MLA (9a ed.)

Ule, Helen Ngoe, et al. Winners in Social Studies. First edition. NMI Education, 2022.