Search Results       Your search for [subject]Quarries and quarrying -- Labor productivity returned 1 record.           The Postwar growth of labor productivity in the nonmanufacturing industries. by Laquindanum, Lucia C.; 1981. Subject: Labor productivity -- Philippines; Mineral industries -- Philippines -- Labor productivity; Quarries and quarrying -- Labor productivity; Construction industry -- Labor productivity.          Add to Book Cart Relevance: 33.11%