Nasution, E. R. A. dan Lazuardi, L. (2016) “DIFFERENCE STUDENTS LEARNING OUTCOMES BY USING COOPERATIVE TYPE MAKE A MATCH AND SCRAMBLE FOR EXCRETION HUMAN SYSTEM TOPIC FOR GRADE XI IPA MAN 1 MEDAN”, Jurnal Pelita Pendidikan, 4(3). doi: 10.24114/jpp.v4i3.5270.