Citazione Stile APA (7a Edizione)

Cheng, S. (1984). Changing labour force of Singapore. Council for Asian Manpower Studies.

Citazione stile Chigago Style (17a edizione)

Cheng, Siok-Hwa. Changing Labour Force of Singapore. Quezon City: Council for Asian Manpower Studies, 1984.

Citatione MLA (9a ed.)

Cheng, Siok-Hwa. Changing Labour Force of Singapore. Council for Asian Manpower Studies, 1984.