Silvia Maristy, H. ., & Irwandi, S. (2021). PERANAN COOK HELPER DALAM MENUNJANG OPERASIONAL KITCHEN DI JAMBULUWUK MALIOBORO HOTEL YOGYAKARTA. JURNAL NUSANTARA, 4(2), 50–60. https://doi.org/10.63986/nsn.v4i2.37