Gaya APA

Langville, A, N., Meyer, C, D. (2006). Google`s pagerank and beyond : the science of search engine rankings (Cet. 1). Princeton: Princeton Univeristy Press.

Gaya MLA

Langville, Amy, N.., Meyer, Carl, D.. "Google`s pagerank and beyond : the science of search engine rankings". Cet. 1 Princeton: Princeton Univeristy Press, 2006. Text.