APA način citiranja (7. izdanje)

BURNFORD , H. (1995). QUESTIONS AND ANSWERS INVENTIONS. BLUE BANANA BOOKS LTD.

Čikaški stil citiranja (17. izdanje)

BURNFORD , HELEN. QUESTIONS AND ANSWERS INVENTIONS. CHINA: BLUE BANANA BOOKS LTD, 1995.

MLA način citiranja (9. izdanje)

BURNFORD , HELEN. QUESTIONS AND ANSWERS INVENTIONS. BLUE BANANA BOOKS LTD, 1995.