Duncan Cramer

First Steps In Research and Statistics: A Practical Workbook for Psychology Students

By Dennis Howitt, Duncan Cramer

Introducing Statistics for Social Research: Step-by-step Calculations and Computer Techniques Using SPSS

By Duncan Cramer

Quantitative Data Analysis for Social Scientists

By Alan Bryman, Duncan Cramer

Basic Statistics for Social Research: Step-by-Step Calculations & Computer Techniques Using Minitab

By Duncan Cramer

Introduction to Research Methods in Psychology

By Dennis Howitt, Duncan Cramer

An Introduction to Statistics in Psychology: A Complete Guide for Students

By Dr Dennis Howitt, Dennis Howitt, Duncan Cramer