Gaya APA

Office, T, U, K, H. (2008). Paper Chart Maintenance Record (Ed. 3 NP 133A). United Kingdom: Penerbit The United Kingdom Hydrographic Office.

Gaya MLA

Office, The, United, Kingdom, Hydrographic. "Paper Chart Maintenance Record". Ed. 3 NP 133A United Kingdom: Penerbit The United Kingdom Hydrographic Office, 2008. Text.