Experiments in extension programs presented at the Thrity-second Annual Meeting, January 13-16, 1953.

Experiments in extension programs presented at the Thrity-second Annual Meeting, January 13-16, 1953.

Chi tiết về thư mục
Tác giả của công ty: National Research Council (U.S.). Highway Research Board
Định dạng: Sách
Ngôn ngữ:English
Được phát hành: Washington, D.C. Highway Research Board 1953.
Loạt:Highway Research Board Bulletin 85.
Những chủ đề:
Highway engineering > Study and teaching.