http://repository.uhamka.ac.id/id/eprint/14666/
Pengaruh Strategi SDS (Student Directed Strategies) Terhadap Hasil Belajar IPS Siswa Kelas IV SDN Pondok Kelapa 07 Pagi
Rhazuardhy, Adam
http://repository.uhamka.ac.id/id/eprint/14666/1/FKIP_PGSD_1601025133_ADAM%20RHAZUARDHY.pdf