APA引文

Guyll, M., Crowley, D. M., & Spoth, R. Economic analysis of methamphetamine prevention effects and employer costs.

Trích dẫn kiểu Chicago

Guyll, Max., D Max Crowley, và Richard Spoth. Economic Analysis of Methamphetamine Prevention Effects and Employer Costs.

MLA引文

Guyll, Max., D Max Crowley, và Richard Spoth. Economic Analysis of Methamphetamine Prevention Effects and Employer Costs.

警告：這些引文格式不一定是100％准確.