Starke, L. E. (1987). State of the world [1986]. Prentice Hall of India.
Chicago Style aipamenaStarke, Linda Ed. State of the World [1986]. New Delhi: Prentice Hall of India, 1987.
MLA aipamenaStarke, Linda Ed. State of the World [1986]. Prentice Hall of India, 1987.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.