TUTY SARIWULAN; FERA PUJIASTUTI. THE IMPACT OF SELF-EFFICACY, LEARNING MOTIVATION, AND PROCRASTINATION ON ACADEMIC ACHIEVEMENT OF STUDENTS FACULTY OF ECONOMICS, JAKARTA STATE UNIVERSITY. Jurnal Ilmiah Econosains, v. 17, n. 2, p. 131 - 143, 19 Nov. 2019.