Here are entered works on the Federation of Malaya prior to its merger into Malaysia in 1963, as well as the present mainland states (i.e., those states located on the Malay Peninsula) of the country of Malaysia. Works on the country formed by the merger in 1963 of the Federation of Malaya, Sabah (formerly called North Borneo), and Sarawak are entered under Malaysia.As a geographic subdivision, this heading is used indirectly through Malaysia.