APA-ийн эшлэл(7 дахь хэвлэлт)

ELDIN PETER. (2003). THE WORLD OF AMAZING FACTS FANTASTIC FACTS AND QUESTIONS AND ANSWERS. GRANDREAMS BOOKS LIMITED.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

ELDIN PETER. THE WORLD OF AMAZING FACTS FANTASTIC FACTS AND QUESTIONS AND ANSWERS. UK: GRANDREAMS BOOKS LIMITED, 2003.

MLA -ийн эшлэл (9 дэх хэвлэлт)

ELDIN PETER. THE WORLD OF AMAZING FACTS FANTASTIC FACTS AND QUESTIONS AND ANSWERS. GRANDREAMS BOOKS LIMITED, 2003.