Three books from Russia shown above:
1) Chihuahua (2007) by V. A. Beltiukova.
2) Toy Terrier and Chihuahua (2001) by V. L. Novikov.
3) Chihuahua (2005) by L. J. Shalpanova.
Two more books from Russia shown below:
4) Chihhuahua (2008) by Tammy Dzhen, book and dvd.
5) Chihuahua Maintenance and Care (2009) by Tammy Dzhen.