Proceedings of the International Conference on Underground Plastic Pipe :
March 30-April 1, 1981 ... New Orleans, Louisiana /
sponsored by the Pipeline Division of the American Society of Civil Engineers B. Jay Schrock, editor.

APA Citation

International Conference on Underground Plastic Pipe (1981 : New Orleans, L., Schrock, B. Jay., American Society of Civil Engineers. Pipeline Division. (1981). Proceedings of the International Conference on Underground Plastic Pipe: March 30-April 1, 1981 ... New Orleans, Louisiana. New York, N.Y.: The Society.

MLA Citation

International Conference on Underground Plastic Pipe (1981 : New Orleans, La.), B. Jay Schrock, and American Society of Civil Engineers. Pipeline Division. Proceedings of the International Conference On Underground Plastic Pipe: March 30-April 1, 1981 ... New Orleans, Louisiana. New York, N.Y.: The Society, 1981.

Warning: These citations may not always be complete (especially for serials).