APA (7th ed.) Citation

ROBERTS. (1977). Lost city of the Incas. Owlet Bks.

Chicago Style (17th ed.) Citation

ROBERTS. Lost City of the Incas. London: Owlet Bks, 1977.

MLA (8th ed.) Citation

ROBERTS. Lost City of the Incas. Owlet Bks, 1977.

Warning: These citations may not always be 100% accurate.