Cita APA (7th ed.)

Sapsford, D., & Tzannatos, Z. (1990). Current issues in labour economics. Macmillan Education.

Cita Chicago (17th ed.)

Sapsford, David, i Zafiris Tzannatos. Current Issues in Labour Economics. Basingstoke, Hants. Eng: Macmillan Education, 1990.

Cita MLA (9th ed.)

Sapsford, David, i Zafiris Tzannatos. Current Issues in Labour Economics. Macmillan Education, 1990.