Cabrera, Javier and Andrew Mcdougall, Statistical Consulting (Springer, 2001) <https://tewaharoa.victoria.ac.nz/discovery/fulldisplay?docid=pq_ebook_centralEBC3087018&amp;context=PC&amp;vid=64VUW_INST:VUWNUI&amp;search_scope=MyInst_and_CI&amp;tab=all&amp;lang=en>