Social research methods : qualitative and quantitative approaches / Neuman, W. Lawrence (William

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

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

Research methods and statistics : an integrated approach / Furlong, Nancy E.

Research methods for criminal justice and criminology / Champion, Dean J.

Quantitative research methods in the social sciences / Maxim, Paul S., 1950-

Managing risk : methods for software systems development / Hall, Elaine M.

Social research methods : qualitative and quantitative approaches / Neuman, W. Lawrence (William

Research methods in criminal justice : an introduction / Fitzgerald, Jack D.

Investigating communication : an introduction to research methods / Frey, Lawrence R.

Statistics Primer: for students of quantitative methods Ringrose, H G

Finding your way in qualitative research methods G.P. de Bruin, P. Basson & B. Grobler