APA

International conference on elements in health & disease(2 : 1987 : Karachi), Sponsored by world health organization /Intennationl University, . (19). Elements in health & diseases. Karache: Hamdard University press.

Chicago

International conference on elements in health & disease(2 : 1987 : Karachi), Sponsored by world health organization /Intennationl University, . 19. Elements in health & diseases. Karache: Hamdard University press.

Harvard

International conference on elements in health & disease(2 : 1987 : Karachi), Sponsored by world health organization /Intennationl University, . (19). Elements in health & diseases. Karache: Hamdard University press.

MLA

International conference on elements in health & disease(2 : 1987 : Karachi), Sponsored by world health organization /Intennationl University, . Elements in health & diseases. Karache: Hamdard University press. 19.