Gaya APA

DAFA-ALLA, D, M. et al (2012). Taungya as a means of low-cost tree establishment and sustainable land use system . USA: EL.Monte - USA.

Gaya MLA

DAFA-ALLA, Dafa-Alla, Mohamed. et al. "Taungya as a means of low-cost tree establishment and sustainable land use system". USA: EL.Monte - USA, 2012. Artikel.