APA Citation

Mackay, E. (2005). When laughing is scarce. BMJ Publishing Group Ltd.

Chicago Style Citation

Mackay, Eric. When Laughing Is Scarce. BMJ Publishing Group Ltd, 2005.

MLA Citation

Mackay, Eric. When Laughing Is Scarce. BMJ Publishing Group Ltd, 2005.

Warning: These citations may not always be 100% accurate.