Παραπομπή σε μορφή APA (7η εκδ.)

Singapore. Department of Statistics & Ajia Keizai Kenkyūjo (Japan). (1961). Singapore external trade statistics, including trade with the Federation of Malaya for the year ... Department of Statistics.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Singapore. Department of Statistics και Ajia Keizai Kenkyūjo (Japan). Singapore External Trade Statistics, Including Trade with the Federation of Malaya for the Year ... Singapore: Department of Statistics, 1961.

Παραπομπή σε μορφή MLA (8th εκδ.)

Singapore. Department of Statistics και Ajia Keizai Kenkyūjo (Japan). Singapore External Trade Statistics, Including Trade with the Federation of Malaya for the Year ... Department of Statistics, 1961.