Delivery is INSTANT, no waiting and no delay time. it means that you can download the files IMMEDIATELY once payment done.
Applied Statistics and Probability for Engineers – 5th, 6th and 7th Edition
Author(s): Douglas C. Montgomery, George C. Runger
This product include three E-books with following specification.
File Specification for 7th Edition
File Specification for 6th Edition
File Specification for 5th Edition