Gaya APA

Friday, K, S. et al (1999). Imperata Grassland Rehabilitation using Agroforestry and Assuited Natural Regeneration . Bogor: Cifor.

Gaya MLA

Friday, Kathleen, S.. et al. "Imperata Grassland Rehabilitation using Agroforestry and Assuited Natural Regeneration". Bogor: Cifor, 1999. Text.