APA Style
WALKER, Richard. (2003).
Genes DNA / Richard Walker .
Boston:
Kingfisher.
Chicago Style
WALKER, Richard.
Genes DNA / Richard Walker.
Boston:
Kingfisher,
2003.
Text.
MLA Style
WALKER, Richard.
Genes DNA / Richard Walker.
Boston:
Kingfisher,
2003.
Text.
Turabian Style
WALKER, Richard.
Genes DNA / Richard Walker.
Boston:
Kingfisher,
2003.
Print.