Understanding Mikvah 
Understanding Mikvah, by Rabbi Zalman Lesches provides an overview of mikvah construction, offering a comprehensive study of the history of mikvah and addressing many mikvah related issues.
Written in English, elucidating the laws of mikvah construction and compiled to educate the general public regarding the importance of making the necessary efforts to meet the highest halachic (Jewish law) standards in each individual situation. Softcover