@thesis{thesis,
		author={Putri  Ramona Prima},
		title ={PENGARUH MODEL PEMBELAJARAN PROBLEM
BASED LEARNING TERHADAP HASIL BELAJAR
MATERI PERSATUAN DAN KESATUAN KELAS V
SDN KETABANG SURABAYA},
		year={2020},
		url={https://repository.unipasby.ac.id/id/eprint/1916/},
		abstract={}
		}