APA aipamena

OBASANJO, O. (2014). My watch. Kachifo Publishers.

Chicago Style aipamena

OBASANJO, Olusegun. My Watch. Kachifo Publishers, 2014.

MLA aipamena

OBASANJO, Olusegun. My Watch. Kachifo Publishers, 2014.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.