Alto recorder step by step 2nd lesson, exercises 8-18
you can find the book here.
as paperback
http://www.lulu.com/shop/aldo-bova/the-alto-recorder-a-comprehensive-new-method/paperback/product-24207571.html
as paperback with spiral bounding
http://www.lulu.com/shop/aldo-bova/the-alto-recorder-a-comprehensive-new-method/paperback/product-24207600.html
or as ebook
http://www.lulu.com/shop/aldo-bova/the-alto-recorder-a-comprehensive-new-method/ebook/product-24207588.html