Gaya APA

Milsom.J.S, B, A. (2005). Geological Society Memoir No.31 (sumatra geology,resources and tectonic evolution) (E-Book) . United Kingdom: The Geological Society London.

Gaya MLA

Milsom.J.S, Barber.A.J,Crow.M.J, And. "Geological Society Memoir No.31 (sumatra geology,resources and tectonic evolution) (E-Book)". United Kingdom: The Geological Society London, 2005. E-book.