Cita APA (7th ed.)

Wickramasekara, P. (1993). Tonga: Rural employment and development. ILO-ARTEP.

Cita Chicago (17th ed.)

Wickramasekara, Piyasiri. Tonga: Rural Employment and Development. New Delhi: ILO-ARTEP, 1993.

Cita MLA (9th ed.)

Wickramasekara, Piyasiri. Tonga: Rural Employment and Development. ILO-ARTEP, 1993.