Book introduction, forward or preface

In the citation use the name of the author of the introduction, foreword or preface, even if they are not the author of the book (e.g. an introduction written by an editor).

When the author name is not mentioned in the text, the citation consists of the author’s name and the year of publication in brackets.

Example:

It was emphasised that citations in the text should be consistent (Jones, 2017).

If you have already named the author in the text, only the publication year needs to be mentioned in brackets.

Example:

Jones (2017) emphasised that citations in the text should be consistent.