Παραπομπή APA

Parsa, H. G. (2015). Sustainability, social responsibility, and innovations in tourism and hospitality. Apple Academic Press.

Παραπομπή Chicago Style

Parsa, H. G. Sustainability, Social Responsibility, and Innovations in Tourism and Hospitality. New Jersey: Apple Academic Press, 2015.

Παραπομπή MLA

Parsa, H. G. Sustainability, Social Responsibility, and Innovations in Tourism and Hospitality. Apple Academic Press, 2015.