Apak, S., Demirel, E. Environmental Quality, Food Transport and their Effects on Exports in the Balkan Countries. Бургаски свободен унив., 2003 с. 41-44,.
Apak, S., Demirel, E. Environmental Quality, Food Transport and their Effects on Exports in the Balkan Countries. Бургаски свободен унив., 2003 с. 41-44,.
Apak, S., Demirel, E. (2003) Environmental Quality, Food Transport and their Effects on Exports in the Balkan Countries, Бургаски свободен унив. с. 41-44,.
Apak, S., & Demirel, E. (2003). Environmental Quality, Food Transport and their Effects on Exports in the Balkan Countries. Бургаски свободен унив., с. 41-44.
Apak S, Demirel E. Environmental Quality, Food Transport and their Effects on Exports in the Balkan Countries. Бургаски свободен унив.; 2003. p. с. 41-44.