Yearly Population Growth Rate 1  (%) The current population of Italy is 59,798,666 as of Sunday, April 9, 2017, based on the latest United Nations estimates. 2  Italy population is equivalent to 0.8% of the total world population. 3  Italy ranks number 23 in the list of countries (and dependencies) by population.
Dewey Decimal Classification. Dewey Decimal Classification, also called Dewey Decimal System, system for organizing the contents of a library based on the division of all knowledge into 10 groups, with each group assigned 100 numbers.
Browse using the system. The Dewey Decimal System is great when you're browsing. If you wanted a book on Ethics, for example, you would go to 170. Once you were there you could scan the shelves for a book on an area of Ethics that interested you.