This is a hard to find copy of the edition made by/for sperry of the 1982 edition of the dictionary for imformation processing systems.

Isbn : 0912797010 this same isbn code is known as the isbn code of american national dictionary for information processing systems softocover edition. Being exactly the same thing, with the same content.

The “american national” part of the title may have been cut, maybe because sperry intended to use it worldwide, but this is just an assumption. 

Photos are part of the description so take a look at it and put all thequestions you want before you buy. 

Standard shipping in this case also means it is a registered mail, using international registered service of portuguese postal service (ctt),