APA Style

Russell, Helen. (2022). How to be Sad: The Key to a Happier Life . London: HarperCollins Publishers.

Chicago Style

Russell, Helen. How to be Sad: The Key to a Happier Life. London: HarperCollins Publishers, 2022. Printed Book.

MLA Style

Russell, Helen. How to be Sad: The Key to a Happier Life. London: HarperCollins Publishers, 2022. Printed Book.

Turabian Style

Russell, Helen. How to be Sad: The Key to a Happier Life. London: HarperCollins Publishers, 2022. Printed Book.