1. The World Medicines Situation,2004
2. Equitable access to essential medicines: a framework for collective action,2004
3. Public-private roles in the pharmaceutical sector: Implications for equitable access and rational drug use,1997
4. Resolution WHA 54.11. WHO Medicines Strategy. In: Fifty-fourth World Health Assembly, Geneva, May 14–22, 2001. Volume 1,2001
5. Retail drug prices: the law of the jungle;Bala;Hainews,1998