Sailing directions for the west coast of Spain, Portugal. and northwest Africa and off-lying islands:
the coasts of Spain and Portugal from Cabo Toriñana to Cabo Trafalgar, the Madeira group, the Azores, Canary Islands, Cape Verde Islands, and the west coast of Africa from Cabo Espartel to Cape Palmas.

APA Citation

United States. Hydrographic Office., United States. Naval Oceanographic Office. (1952). Sailing directions for the west coast of Spain, Portugal. and northwest Africa and off-lying islands: the coasts of Spain and Portugal from Cabo Toriñana to Cabo Trafalgar, the Madeira group, the Azores, Canary Islands, Cape Verde Islands, and the west coast of Africa from Cabo Espartel to Cape Palmas. 6th ed. Washington: U.S. Govt. Print. Off..

MLA Citation

United States. Hydrographic Office, and United States. Naval Oceanographic Office. Sailing Directions for the West Coast of Spain, Portugal. And Northwest Africa And Off-lying Islands: the Coasts of Spain And Portugal From Cabo Toriñana to Cabo Trafalgar, the Madeira Group, the Azores, Canary Islands, Cape Verde Islands, And the West Coast of Africa From Cabo Espartel to Cape Palmas. 6th ed. Washington: U.S. Govt. Print. Off., 1952.

Warning: These citations may not always be complete (especially for serials).