(1977). Guide to Singapore. APA Production and Times Pub. Berhad.
Cita Chicago (17th ed.)Guide to Singapore. Singapore: APA Production and Times Pub. Berhad, 1977.
Cita MLA (9th ed.)Guide to Singapore. APA Production and Times Pub. Berhad, 1977.
Atenció: Aquestes cites poden no estar 100% correctes.