Gaya APA

Xiang, X. et al (2009). Co-based catalysts from Co/Fe/Al layered double hydroxides for preparation of carbon nanotubes . London: Elsevier B.V..

Gaya MLA

Xiang, Xu. et al. "Co-based catalysts from Co/Fe/Al layered double hydroxides for preparation of carbon nanotubes". London: Elsevier B.V., 2009. e-journal.