Sokal and Rohlf: Chapters 17.3-17.4.
OpenIntro notes: Section 6.4.
John Verzani's SimpleR notes: Section 12.
Dalgaard: Chapters 8.2-8.5.
RR Sokal, FJ Rohlf (2011). Biometry, 4th edition, WH Freeman.This text is required.
Everything else is not madatory, only listed as suggestion in case you want to do some additional reading and/or exercises.