Παραπομπή APA

Zarocostas, J. (2005). Trade agreement may restrict supply of essential drugs in Central America, experts say. BMJ Publishing Group Ltd.

Παραπομπή Chicago Style

Zarocostas, John. Trade Agreement May Restrict Supply of Essential Drugs in Central America, Experts Say. BMJ Publishing Group Ltd, 2005.

Παραπομπή MLA

Zarocostas, John. Trade Agreement May Restrict Supply of Essential Drugs in Central America, Experts Say. BMJ Publishing Group Ltd, 2005.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.