APA

World Health Organization W., . (1999). Quality assurance of pharmaceuticals : a compendiun of guidelines and related materials / World Health Organization. Geneva: World Health Organization.

Chicago

World Health Organization Who, . 1999. Quality assurance of pharmaceuticals : a compendiun of guidelines and related materials / World Health Organization. Geneva: World Health Organization.

Harvard

World Health Organization W., . (1999). Quality assurance of pharmaceuticals : a compendiun of guidelines and related materials / World Health Organization. Geneva: World Health Organization.

MLA

World Health Organization Who, . Quality assurance of pharmaceuticals : a compendiun of guidelines and related materials / World Health Organization. Geneva: World Health Organization. 1999.