FEPS-FS
The scale and manual are published by the University of Calgary Press under a creative commons licence. You can buy a paper version or download an ebook for free from the web site https://press.ucalgary.ca/books/9781773852089/
The scale and manual are published by the University of Calgary Press under a creative commons licence. You can buy a paper version or download an ebook for free from the web site https://press.ucalgary.ca/books/9781773852089/