9781511771771 | Createspace Independent Pub, April 17, 2015, cover price $5.99 | About this edition: The present paper has been suggested by a long experience in teaching, in which the writer has been continually surprised at the ignorance manifested by students in the higher classes of our technical schools and universities, or graduates from such schools, with reference to proper methods of study.

9781505446128 | Createspace Independent Pub, February 21, 2015, cover price $9.99

9781500953140 | Createspace Independent Pub, August 28, 2014, cover price $6.99 | About this edition: "For the end of education and training is to help nature to her perfection in the complete development of all the various powers.

9780451823427, titled "Computer Buying Guide" | New Amer Library, October 1, 1997, cover price $9.99 | also contains Computer Buying Guide | About this edition: Features reviews and ratings of products in every category on the market, including desktop and laptop computers, peripherals, programs, and other products, from a variety of manufacturers