Gaya APA
Yulianty, R. (2010).
Seri Sahabat Nabi: Abu Bakar As-Shiddiq & Umar bin Khatab (2010).
Surabaya:
PT JePe Press Media Utama.
Gaya MLA
Yulianty, Rani.
"Seri Sahabat Nabi: Abu Bakar As-Shiddiq & Umar bin Khatab".
2010
Surabaya:
PT JePe Press Media Utama,
2010.
Text.