Author: Hodges, H. A.
Publisher:Kegan Paul, Trench, Trubner and Co. Ltd., London
Copyright:1944
Author: Ensor, David
Publisher:Frederick Muller, London
Copyright:1963
Author: Rele, V. G.
Publisher:D B Taraporevala sons and co., Bombay
Copyright:1944
Author: Sivananda, Swami
Publisher:D B Taraporevala sons and co., Bombay
Copyright:1944