Citazione Stile APA (7a Edizione)

Boki, P. L. (2007). History notes including model exam: Questions and exercises from previous exams ; for senior three (2. ed.).

Citazione stile Chigago Style (17a edizione)

Boki, Patrick Lagu. History Notes Including Model Exam: Questions and Exercises from Previous Exams ; for Senior Three. 2. ed. Khartoum, 2007.

Citatione MLA (9a ed.)

Boki, Patrick Lagu. History Notes Including Model Exam: Questions and Exercises from Previous Exams ; for Senior Three. 2. ed. 2007.