Constitution of the Republic of Singapore (Amendment) 1991 (No. 5 of 1991Diarsipkan 2014-05-04 di Wayback Machine.) berkekuatan hukum pada 30 November 1991.
Constitution of the Republic of Singapore (Amendment) 1991 (No. 5 of 1991Diarsipkan 2014-05-04 di Wayback Machine.) berkekuatan hukum pada 30 November 1991.