Owens, E., & Shaw, R. (1972). Development Reconsidered. Oxford University.
Dyfyniad Arddull ChicagoOwens, Edgar, and Robert Shaw. Development Reconsidered. New Delhi: Oxford University, 1972.
Dyfyniad MLAOwens, Edgar, and Robert Shaw. Development Reconsidered. Oxford University, 1972.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.