APA引文
GERSTEIN, D., & JOHNSON, R. (2000). NONRESPONSE AND SELECTION BIAS IN TREATMENT FOLLOW-UP STUDIES.
Chicago Style (17th ed.) Citation
GERSTEIN, D.R, and R.A JOHNSON. NONRESPONSE AND SELECTION BIAS IN TREATMENT FOLLOW-UP STUDIES. 2000.
MLA引文
GERSTEIN, D.R, and R.A JOHNSON. NONRESPONSE AND SELECTION BIAS IN TREATMENT FOLLOW-UP STUDIES. 2000.
警告:這些引文格式不一定是100%准確.