Decrypted secrets : methods and maxims of cryptology / Bauer, Friedrich L.

Research methods in education / Cohen, Louis, 1928-

Introduction to research methods / Burns, Robert B. (Robert Bruce), 1939-

Psychology -- Statistical methods.

Research methods in psychology / Shaughnessy, John J., 1947-

Psychology -- Statistical methods.

Research methods in psychology / Hammond, Sean.

Industrial management -- Statistical methods.

Essential mathematical methods. Units 3 & 4 / Evans, Michael (Michael Wyndham)

Business presentations -- Graphic methods.

Environmental assessment in developing and transitional countries : principles, methods, and

Business presentations -- Graphic methods -- Computer programs.