Gaya APA

Aji, S. (2020). Implementasi Standart Operasional Prosedur Bellboy Terhadap Kelancaran Operasional di Novotel Hotel Solo . Surakarta: STP Sahid Surakarta.

Gaya MLA

Aji, SAPUTRA,Yopi. "Implementasi Standart Operasional Prosedur Bellboy Terhadap Kelancaran Operasional di Novotel Hotel Solo". Surakarta: STP Sahid Surakarta, 2020. Text.