Johnston, R.J. (Ronald John)
Multivariate statistical analysis in geography : a primer on the general linear model
Longman, 1978
 Buku Teks SO
Dina Indarti
Pendeteksian cluster dengan metode semi-parametrik
Universitas Indonesia, 2008
 UI - Skripsi Open
Strahler, Alan A.
Introducing to physical geography : environmental update
John Wiley & Sons, 1996
 Buku Teks
Mather, P.M.
Computational methods of multivariate analysis in physical geography
John Wiley & Sons, 1976
 Buku Teks
Time geography in the global context : an anthology
edited by Kajsa Ellegard
Routledge, 2019
 Buku Teks