There are 80/100 * 2300 = <<80/100*2300=1840>>1840 books in English at the library.
Out of these books, only 60/100 * 1840 = <<60/100*1840=1104>>1104 were published inside the country.
So there are 1840 - 1104 = <<1840-1104=736>>736 books in English published outside of the country.
#### 736