APA
Ohanyan S., Harutyunyan G., Charalambides Y., Terterov G., Saradzhyan S., Babasyan T. & Danielyan E. L. (2014). 21st CENTURY. Yerevan: Noravank.
Chicago
Ohanyan Seyran, Harutyunyan Gagik, Charalambides Yiannos, Terterov Gagik, Saradzhyan Simon, Babasyan Tigran and Danielyan Eduard L. 2014. 21st CENTURY. Yerevan: Noravank.
Harvard
Ohanyan S., Harutyunyan G., Charalambides Y., Terterov G., Saradzhyan S., Babasyan T. and Danielyan E. L. (2014). 21st CENTURY. Yerevan: Noravank.
MLA
Ohanyan Seyran, Harutyunyan Gagik, Charalambides Yiannos, Terterov Gagik, Saradzhyan Simon, Babasyan Tigran and Danielyan Eduard L. 21st CENTURY. Yerevan: Noravank. 2014.