Jadwal tugas jaga laut (watch system, watch schedule, watch bill) adalah metode pemberian periode tugas kerja rutin di atas kapal dan beberapa ranah pekerjaan lainnya. Jadwal tugas jaga laut membolehkan kru kapal untuk mengoperasikan kapal 24 jam sehari untuk durasi pelayaran atau operasi jangka panjang.

Referensi

• The Bluejackets' Manual (Edisi 21st). Annapolis, MD: United States Naval Institute. 1996 [1902]. ISBN 1-55750-050-9.

Pranala luar

• Research study on the 1-in-2 Watch System Diarsipkan 2012-10-07 di Wayback Machine.
• Description of Swedish Watch System
• Marine Technology Society; Oceanic Engineering Society (U.S.) (1984). Conference record. Institute of Electrical and Electronics Engineers. Diakses tanggal 2 October 2011.
• Max Wood (31 August 2004). Sailing tall: around the world on the square-rigged Passat (1946–1948). Sheridan House, Inc. hlm. 26–. ISBN 978-1-57409-189-2. Diakses tanggal 2 October 2011.
• George J. Collins; Kathy Alexander (April 2001). Chessie racing: the story of Maryland's entry in the 1997-1998 Whitbread Round the World Race. JHU Press. hlm. 53–. ISBN 978-0-8018-6413-1. Diakses tanggal 2 October 2011.
• Yachting. CBS Magazines. April 1967. Diakses tanggal 2 October 2011.
• International Maritime Economic History Association; Memorial University of Newfoundland. Maritime Studies Research Unit (2007). International journal of maritime history. Maritime Studies Research Unit. Diakses tanggal 2 October 2011.
• Shay, Johnathan, M.D., Ph.D. (Summer 1998). "Ethical Standing for Commander Self-Care: The Need for Sleep". Parameters: 93–105. Diarsipkan dari asli tanggal 2012-04-02. Diakses tanggal 2011-10-02. ; Pemeliharaan CS1: Banyak nama: authors list (link)