Citazione APA

Norris Mc whirter. (1982). Guiness Book of Answers (4th.). Guiness Superlatives.

Stile di citazione Chicago

Norris Mc whirter. Guiness Book of Answers. 4th. Middlesex: Guiness Superlatives, 1982.

Citazione MLA

Norris Mc whirter. Guiness Book of Answers. 4th. Guiness Superlatives, 1982.