Gaya APA
Calder, N. (2012).
How to Read a Nautical Chart : a Complete Guide to Using and Understanding Electronic and Paper Charts (Edisi Kedua).
United States:
Penerbit The McGraw-Hill Companies.
Gaya MLA
Calder, Nigel.
"How to Read a Nautical Chart : a Complete Guide to Using and Understanding Electronic and Paper Charts".
Edisi Kedua
United States:
Penerbit The McGraw-Hill Companies,
2012.
Text.