Gaya APA

E.T, B. et al (2010). Estimating young's modulus and modulus of rupture of coconut logs using reconstruction method . Surabaya: Petra Christian University.

Gaya MLA

E.T, Bahtiar. et al. "Estimating young's modulus and modulus of rupture of coconut logs using reconstruction method". Surabaya: Petra Christian University, 2010. Artikel.