Heyerdahl's kon-tiki theory and its relation to ethnobotany
Jonker, F.P.
Heyerdahl's kon-tiki theory and its relation to ethnobotany - Washington 1962 - 535-550 p. - Smithsonian Institution. Publication No. 4498 .
Heyerdahl's kon-tiki theory and its relation to ethnobotany - Washington 1962 - 535-550 p. - Smithsonian Institution. Publication No. 4498 .