Price: $16           Quantity   1 2
Sales tax of 6% ($0.96 per copy) applies to all Maryland Residents. Please check this box if you live in Maryland.

All U.S. States, including Hawaii, Puerto Rico, and the Virgin Islands: $7 for 1 or 2 books.

For Canada: $5 for 1 book, and $7 for 2 books.

For Mexico: $6 for 1 book, and $8 for 2 books.

For all other countries: $10 for 1 book, and $13 for 2 books.