APA aipamena

Collier, P., Gunning, J., & Paulson, J. (1999). The Impact of Liberalisation on Private Investment. Macmillan Press.

Chicago Style aipamena

Collier, P., J. Gunning, and J. Paulson. The Impact of Liberalisation on Private Investment. Macmillan Press, 1999.

MLA aipamena

Collier, P., et al. The Impact of Liberalisation on Private Investment. Macmillan Press, 1999.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.