APA (7th ed.) Citation

Morel, E. D. (1912). Nigeria: Its peoples and its problems (2. ed.). Smith, Elder.

Chicago Style (17th ed.) Citation

Morel, Edmund D. Nigeria: Its Peoples and Its Problems. 2. ed. London: Smith, Elder, 1912.

MLA (9th ed.) Citation

Morel, Edmund D. Nigeria: Its Peoples and Its Problems. 2. ed. Smith, Elder, 1912.