Cita APA (7th ed.)

Ukene, D., & Barbero, A. S. (2014). Planning for Recreational Activities in Calabar City Centre. Obafemi Awolowo University.

Cita Chicago (17th ed.)

Ukene, Daniel, i A. S. Barbero. Planning for Recreational Activities in Calabar City Centre. Obafemi Awolowo University, 2014.

Cita MLA (9th ed.)

Ukene, Daniel, i A. S. Barbero. Planning for Recreational Activities in Calabar City Centre. Obafemi Awolowo University, 2014.