Citazione Stile APA (7a Edizione)

LADYBIRD BOOKS LTD. READ IT YOURSELF WITH LADYBIRD THE FAMILY COMPUTER LEVEL- 1. LADYBIRD BOOKS LTD.

Citazione stile Chigago Style (17a edizione)

LADYBIRD BOOKS LTD. READ IT YOURSELF WITH LADYBIRD THE FAMILY COMPUTER LEVEL- 1. LONDON: LADYBIRD BOOKS LTD.

Citatione MLA (9a ed.)

LADYBIRD BOOKS LTD. READ IT YOURSELF WITH LADYBIRD THE FAMILY COMPUTER LEVEL- 1. LADYBIRD BOOKS LTD.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.