Gaya APA

Orbani, L. (2017). Housekeeping passport : Manajemen operasional houskeeping dasar (Ed. 1). Yogyakarta: Andi.

Gaya MLA

Orbani, Ludfi. "Housekeeping passport : Manajemen operasional houskeeping dasar". Ed. 1 Yogyakarta: Andi, 2017. BUKU.