APA (7th ed.) Citation
GARRISON, W., & ET AL. (1992). READING COMPREHENSION TEST ITEM DIFFICULTY AS A FUNCTION OF COGNITIVE PROCESSING VARIABLES.
Chicago Style (17th ed.) Citation
GARRISON, W., and ET AL. READING COMPREHENSION TEST ITEM DIFFICULTY AS A FUNCTION OF COGNITIVE PROCESSING VARIABLES. 1992.
MLA (9th ed.) Citation
GARRISON, W., and ET AL. READING COMPREHENSION TEST ITEM DIFFICULTY AS A FUNCTION OF COGNITIVE PROCESSING VARIABLES. 1992.
Warning: These citations may not always be 100% accurate.