Botel, M. (1967). Patterns in spelling and writing: 1620 power words. U.S.A: California State Department of Education.
Chicago Style CitationBotel, Morton. Patterns in Spelling and Writing: 1620 Power Words. U.S.A: California State Department of Education, 1967.
Cita MLABotel, Morton. Patterns in Spelling and Writing: 1620 Power Words. U.S.A: California State Department of Education, 1967.
Atenció: Aquestes cites poden no estar 100% correctes.