Cita APA

Yanshu Li, D. Z. Productivity in the U.S. and Canadian sawmill industries: A nonparametric programming analysis.

Citación estilo Chicago

Yanshu Li, Daowei Zhang. Productivity in the U.S. and Canadian Sawmill Industries: A Nonparametric Programming Analysis.

Cita MLA

Yanshu Li, Daowei Zhang. Productivity in the U.S. and Canadian Sawmill Industries: A Nonparametric Programming Analysis.