TY  - BOOK
AU  - Mangelsdorf, Paul C.
TI  - The origin of Indian corn and its relatives
T2  - Texas Agricutural Experiment Station. Bulletin
U1  - 633.15 
PY  - 1939///
CY  - College Station
PB  - Agricultural and Machanical College of Texas
KW  - Maíz
KW  - Historia
ER  -