Citazione Stile APA (7a Edizione)

Ayertey, I. (2009). Mastering - Social studies for SHS 1-4. Excellent Publishing & Printing.

Citazione stile Chigago Style (17a edizione)

Ayertey, Isaac. Mastering - Social Studies for SHS 1-4. Accra - Ghana: Excellent Publishing & Printing, 2009.

Citatione MLA (9a ed.)

Ayertey, Isaac. Mastering - Social Studies for SHS 1-4. Excellent Publishing & Printing, 2009.