Cita APA

Halcrow, H. G. (1980). Economics of agriculture. Mc Graw Hill Book company.

Chicago Edition Citation

Halcrow, H G. Economics of Agriculture. NewYork: Mc Graw Hill Book company, 1980.

Cita MLA

Halcrow, H G. Economics of Agriculture. Mc Graw Hill Book company, 1980.

Atenció: Aquestes cites poden no estar 100% correctes.