http://repository.uhamka.ac.id/id/eprint/14327/ Exploring the Implementation of Cooperative Learning Strategy in Teaching English at the Eighth Grade of SMPN 281 Jakarta Putri, Ade Setyaherwanti Rahayu http://repository.uhamka.ac.id/id/eprint/14327/1/FKIP_PBI_1601055030_ADE%20SETYAHERWANTI%20RAHAYU%20PUTRI.pdf Unduh!