Cita APA (7th ed.)

by Tuju, R. It's not easy. Ace Communications.

Cita Chicago (17th ed.)

by Tuju, Raphael. It's Not Easy. Nairobi, kenya: Ace Communications.

Cita MLA (9th ed.)

by Tuju, Raphael. It's Not Easy. Ace Communications.

Atenció: Aquestes cites poden no estar 100% correctes.