اذا لم تجد ما تبحث عنه يمكنك استخدام كلمات أكثر دقة.
Book digitized by Google from the library of the University of California and uploaded to the Internet Archive by user tpb.
xxxvii, 550 pages 20 cm
"References" at beginning of chapters
"Suggestions for students, teachers, and readers": pages ix-xxix