Gopalakrishnan, Chennat
The economics of energy in agriculture. - Aldershot : Avebury, 1994. - 118.
AGRICULTURE AND ENERGY
AGRICULTURE--ECONOMIC ASPECTS
S494.5 .E5 / G662E
The economics of energy in agriculture. - Aldershot : Avebury, 1994. - 118.
AGRICULTURE AND ENERGY
AGRICULTURE--ECONOMIC ASPECTS
S494.5 .E5 / G662E