Somali Textbook. 1990. R. David Zorc and Abdullahi Issa. Kensington: Dunwoody Press. [xiv + 681pp] Available from Dunwoody Press. https://www.dunwoodypublishing.com/product-page/somali-textbook?sort=name_ascending $95.00 ISBN: 978-0-931745-48-5