Gaya APA

Cichy, R, F., Institute, A, H, &, M, A, E. (1984). Sanitation management . Michigan: Educational Institute of AHMA.

Gaya MLA

Cichy, Ronald, F.., Institute, American, Hotel, &, Motel, Association., Educational. "Sanitation management". Michigan: Educational Institute of AHMA, 1984. BUKU.