Being an official account Archaeological Excavations at Mohenjo-daro carried out by the Government of India between the years 1927 and 1931. A 2 volume work by one of the key site excavators.
Ernest J. H. Mackay
Books on excavations and Archaeology of the Indus Valley region (including Mohenjo-daro and Chanu-Daro) by Ernest J. H. Mackay, University of Bristol
A briefer, more popular version of Mackay's more scholarly two-volume Further Excavations at Mohenjo-daro.
The detailed and highly informative excavation reports from the only American-sponsored pre-partition Indus excavations at this manufacturing site in Sindh. Available online.