National Geographic: Vol. 198, no. 1, 2000.
Chicago Style CitationNational Geographic: Vol. 198, No. 1, 2000.
MLA CitationNational Geographic: Vol. 198, No. 1, 2000.
Warning: These citations may not always be 100% accurate.
National Geographic: Vol. 198, no. 1, 2000.
Chicago Style CitationNational Geographic: Vol. 198, No. 1, 2000.
MLA CitationNational Geographic: Vol. 198, No. 1, 2000.