 Nova Science Publishers is included in the Book Citation Index.In terms of number of books published from 2005 to 2012, Nova ranked 4th.They ranked in the top three in 8 of 14 scientific fields (engineering, clinical medicine, human biology, animal and plant biology, geosciences, social science medicine, health, chemistry, physics, and astronomy), and ranked as the 5th most prolific book publisher from 2009-2013, ranking 3rd in Engineering and Technology and 2nd in Science by numbers of books published.