APA (7th ed.) Citation

Cardona Garzón, W., & Tisnés Aguilar, L. J. (1999). Agricultura biológica. COOPIGRAN.

Chicago Style (17th ed.) Citation

Cardona Garzón, William, and León Jaime Tisnés Aguilar. Agricultura Biológica. Medellín: COOPIGRAN, 1999.

MLA (9th ed.) Citation

Cardona Garzón, William, and León Jaime Tisnés Aguilar. Agricultura Biológica. COOPIGRAN, 1999.

Warning: These citations may not always be 100% accurate.