APA

GHAZALI A. H., . (1991). The alchemy of happiness. New York: M.E.Sharpe.

Chicago

GHAZALI Abû Hâmid, . 1991. The alchemy of happiness. New York: M.E.Sharpe.

Harvard

GHAZALI A. H., . (1991). The alchemy of happiness. New York: M.E.Sharpe.

MLA

GHAZALI Abû Hâmid, . The alchemy of happiness. New York: M.E.Sharpe. 1991.