APA (7th ed.) Citation

Humphreys, L. R. (1994). Tropical forages : their role in sustainable agriculture / L.R. Humphreys.: Their role in sustainable agriculture. Longman Scientific & Technical.

Chicago Style (17th ed.) Citation

Humphreys, L. R. Tropical Forages : Their Role in Sustainable Agriculture / L.R. Humphreys.: Their Role in Sustainable Agriculture. Harlow: Longman Scientific & Technical, 1994.

MLA (9th ed.) Citation

Humphreys, L. R. Tropical Forages : Their Role in Sustainable Agriculture / L.R. Humphreys.: Their Role in Sustainable Agriculture. Longman Scientific & Technical, 1994.

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