APA Style

Byles, Monica. (1997). Life in the polar lands . World Book: World Book.

Chicago Style

Byles, Monica. Life in the polar lands. World Book: World Book, 1997. REF.

MLA Style

Byles, Monica. Life in the polar lands. World Book: World Book, 1997. REF.

Turabian Style

Byles, Monica. Life in the polar lands. World Book: World Book, 1997. REF.