Written by the editor of the aforementioned book with additional links:
http://voluntaryist.com/index.html
http://voluntaryist.com/nonvoting/index.html
“The Superiority of Moral over Political Power” by Adin Ballou:
http://www.adinballou.org/moralpower.shtml
“Social Statics” by Herbert Spencer, Part 3 Chapter 19 “The Right to Ignore the State”:
http://www.panarchy.org/spencer/ignore.state.1851.html
Complete text of "Social Statics"
Many works of Lysander Spooner, “the Godfather of the principled Non-Voter”:
http://www.lysanderspooner.org/
See especially:
“No Treason” by Lysander Spooner, Section 2:
http://lysanderspooner.org/node/63
“Against Woman Suffrage” by Lysander Spooner:
http://www.ifeminists.net/introduction/editorials/2003/0930spooner.html
“Voluntary Socialism” by Francis Tandy, Chapter 13 “Methods”:
http://praxeology.net/FDT-VS-13.htm
“Out of Step” by Frank Chodorov, Chapter 4 “On Underwriting Evil”(pdf):
http://www.mises.org/books/outofstep.pdf
“Abstain from Beans” by Robert LeFevre
http://www.lewrockwell.com/orig7/lefevre2.html