# 9.2 — Note on expression

## 9.2.2 RDA definition and scope

9.2.2.1 A broad unstructured description of one or more attributes of an expression.

## 9.2.3 General rule

9.2.3.1 Make a note relating to the expression being described if considered important.

9.2.31.1 Make a note if the expression is an adaptation, unless apparent from the rest of the description (see also RDA Toolkit: Adaptation of expression).

Example:
Author’s adaptation of his Latin text.

## 9.2.32 Note on sequential expressions

9.2.32.1 Make a note if the expression is part of a sequence of expressions, unless apparent from the rest of the description (see also RDA Toolkit: Sequel expression and RDA Toolkit: Prequel expression).

Example:
Sequel to: Mémoires d’un médecin

## 9.2.33 Note on translations

9.2.33.1 Make a note if the expression is a translation, unless apparent from the rest of the description (see also RDA Toolkit: Translation of).

Example:
Translation of: Gulliver’s travels

Example:
In part a translation of: Le déserteur / M.-J. Sedaine

## 9.2.34 Note on revisions

9.2.34.1 Make a note if the expression is a revision, unless apparent from the rest of the description (see also RDA Toolkit: Revision of).

9.2.34.2 In citing another edition of the same work, give enough information to identify the edition cited.

Example:
Revision of: 2nd edition, 1753

Example:
Revision of: 2nd edition, 1869