Botel, M. (1967). Patterns in spelling and writing: 1620 power words. U.S.A: California State Department of Education.
Trích dẫn kiểu ChicagoBotel, Morton. Patterns in Spelling and Writing: 1620 Power Words. U.S.A: California State Department of Education, 1967.
MLA引文Botel, Morton. Patterns in Spelling and Writing: 1620 Power Words. U.S.A: California State Department of Education, 1967.
警告:這些引文格式不一定是100%准確.