APA-ийн эшлэл(7 дахь хэвлэлт)

Nitschke, A. A., & Frye, W. (2008). Managing housekeeping operations (3.). American hotel & lodging educational institue.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Nitschke, Aleta A., ба Willam Frye. Managing Housekeeping Operations. 3. Michigan: American hotel & lodging educational institue, 2008.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Nitschke, Aleta A., ба Willam Frye. Managing Housekeeping Operations. 3. American hotel & lodging educational institue, 2008.