Gaya APA

HARYATI, S. (2009). Improving students writing competence by using mind mapping ( a classroom action research on elevent . : Universitas Sebelas Maret.

Gaya MLA

HARYATI, SRI. "Improving students writing competence by using mind mapping ( a classroom action research on elevent". : Universitas Sebelas Maret, 2009. Skripsi.