Gaya APA
The Ship Captain's Medical Guide Ed.20 1980. (1980).
London:
Her Majesty\'s Stationery Office.
Gaya Chicago
The Ship Captain's Medical Guide Ed.20 1980.
20th Ed.
London:
Her Majesty\'s Stationery Office,
1980.
Text.
Gaya MLA
The Ship Captain's Medical Guide Ed.20 1980.
20th Ed.
London:
Her Majesty\'s Stationery Office,
1980.
Text.
Gaya Turabian
The Ship Captain's Medical Guide Ed.20 1980.
London:
Her Majesty\'s Stationery Office,
1980.
Print.