John Wiley & Sons, 2004
Buku Teks
Fotheringham, A. Stewart
Thousand Oaks, Calif. : Sage Publications, 2000
Buku Teks
Dimitris Ballas, Graham Clarke, Rachel S. Franklin and Andy Newing, authors
Routledge, Taylor & Francis Group, 2018
Buku Teks
Springer, 2012
eBooks
Taruga Runadi, author
Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 2017
UI - Tesis (Membership)