APA (7th ed.) Citation

Wright, G. N., Remmers, H. H., & Wright, G. N. (1960). Handicap problems inventory: Manual for the Handicap problems inventory. [Purdue Research Foundation].

Chicago Style (17th ed.) Citation

Wright, George Nelson, H. H. Remmers, and George N. Wright. Handicap Problems Inventory: Manual for the Handicap Problems Inventory. [West Lafayette, Ind.]: [Purdue Research Foundation], 1960.

MLA (9th ed.) Citation

Wright, George Nelson, et al. Handicap Problems Inventory: Manual for the Handicap Problems Inventory. [Purdue Research Foundation], 1960.