Gaya APA

HIDAYATI, I. (2009). The use of process approach to improve students writing ability (A classroom action research at . : Universitas Sebelas Maret.

Gaya MLA

HIDAYATI, Isrofatul. "The use of process approach to improve students writing ability (A classroom action research at". : Universitas Sebelas Maret, 2009. Skripsi.