Παραπομπή APA

Norris McWhirter. (1955). Guinness book of records (25th.). Guinness Superlatives.

Παραπομπή Chicago Style

Norris McWhirter. Guinness Book of Records. 25th. Middlesex: Guinness Superlatives, 1955.

Παραπομπή MLA

Norris McWhirter. Guinness Book of Records. 25th. Guinness Superlatives, 1955.