Citazione Stile APA (7a Edizione)

SOUTH WATER PUB. (2000). LOOK & LEARN NUMBERS A FIRST POINT & SAY BOOK. SOUTH WATER PUB.

Citazione stile Chigago Style (17a edizione)

SOUTH WATER PUB. LOOK & LEARN NUMBERS A FIRST POINT & SAY BOOK. HONG KONG: SOUTH WATER PUB, 2000.

Citatione MLA (9a ed.)

SOUTH WATER PUB. LOOK & LEARN NUMBERS A FIRST POINT & SAY BOOK. SOUTH WATER PUB, 2000.