Cita APA (7th ed.)

SaKong, I. (1987). Human resources and social development issues. Korea Development Institute.

Cita Chicago (17th ed.)

SaKong, Il. Human Resources and Social Development Issues. Seoul, Korea: Korea Development Institute, 1987.

Cita MLA (9th ed.)

SaKong, Il. Human Resources and Social Development Issues. Korea Development Institute, 1987.