Παραπομπή APA

Benjamin, H. (1962). How to become 100. Health for all Publishing Company.

Παραπομπή Chicago Style

Benjamin, Harry. How to Become 100. Croydon: Health for all Publishing Company, 1962.

Παραπομπή MLA

Benjamin, Harry. How to Become 100. Health for all Publishing Company, 1962.