@article{Hasanah_Suharso_Saraswati_2015, title={Pengaruh Perilaku Teman Sebaya Terhadap Asertivitas Siswa}, volume={4}, url={https://journal.unnes.ac.id/sju/jbk/article/view/7485}, DOI={10.15294/ijgc.v4i1.7485}, number={1}, journal={Indonesian Journal of Guidance and Counseling: Theory and Application}, author={Hasanah, Ana and Suharso, Suharso and Saraswati, Sinta}, year={2015}, month={Apr.}