Gaya APA

Ningrum, A, S, B. (2012). Scaffolding Strategy in the Process of Writing to Improve the Students writing Ability . Jakarta: Kementerian Agama RI.

Gaya MLA

Ningrum, Ary, Setya, Budhi. "Scaffolding Strategy in the Process of Writing to Improve the Students writing Ability". Jakarta: Kementerian Agama RI, 2012. Buku Tercetak.