Landsheere, G. d. (1982). Empirical research in education. Unesco.
芝加哥风格引文Landsheere, Gilbert de. Empirical Research in Education. Paris, France: Unesco, 1982.
MLA引文Landsheere, Gilbert de. Empirical Research in Education. Unesco, 1982.
警告：这些引文格式不一定是100％准确.