Παραπομπή APA

Wren, P., & Martin, H. (2019). Key to High School English Grammar & Composition. S.Chand & Company Ltd.

Παραπομπή Chicago Style

Wren, PC, και H. Martin. Key to High School English Grammar & Composition. NewDelhi: S.Chand & Company Ltd, 2019.

Παραπομπή MLA

Wren, PC, και H. Martin. Key to High School English Grammar & Composition. S.Chand & Company Ltd, 2019.