TY  - SER
AU  -  Burroughs, Edgar Rice, 
TI  -  Warlord of Mars 
AV  - PS 
PY  - 1993///
PB  -  Project Gutenberg, 
KW  -  Science fiction
KW  -  Carter, John (Fictitious character) -- Fiction
KW  -  Mars (Planet) -- Fiction
KW  -  Dejah Thoris (Fictitious character) -- Fiction
N1  -  Barsoom series, volume 3;  Public domain in the USA;  Text
UR  -  http://www.gutenberg.org/ebooks/68
ER  -