By D'Souza, A.Frank
By Baumol, William J.
By Judith R. Gordon
By McFarland, William N., etc., Pough, Harvey F., Hesner, John B., F. Harvey
By Rayner, Keith, Pollatsek, Alexander
By Salvatore, Dominick
By Kamen, Edward W.
By Shapiro, Alan C.
By William Stallings
By Sherif D. El-Wakil
By E.Paul DeGarmo, J. T. Black, Ronald A. Kohser
By John F. Wakerly
By Hamdy Abdelaziz Taha
By Roy Macridis