Humphreys, L. H.
Tropical Postures and Podder Crops by L. H.Humphreys - London Longman Group Ltd. 1978 - viii,135p.: ill.: diagrs, pictures, tables
Includes bibliographical references & index
058260303X
Tropical Postures and Podder Crops by L. H.Humphreys - London Longman Group Ltd. 1978 - viii,135p.: ill.: diagrs, pictures, tables
Includes bibliographical references & index
058260303X