Schick, Theodore How to think about weird things : critical thinking for a new age / Theodore Schick, Lewis Vaughn - 2nd ed. - California : Mayfield Publishing Company, 1998 - 300 p. ISBN: 0767400135 Subjects--Index Terms: Hiện tượng huyền bí Tri thức tâm linh Tâm lý siêu nhiên Dewey Class. No.: 001.9 / SCH 1998