Gaya APA
Gribbin, John. (1985).
In search of the double helix .
New York:
McGraw-Hill Book Company.
Gaya Chicago
Gribbin, John.
In search of the double helix.
New York:
McGraw-Hill Book Company,
1985.
Text.
Gaya MLA
Gribbin, John.
In search of the double helix.
New York:
McGraw-Hill Book Company,
1985.
Text.
Gaya Turabian
Gribbin, John.
In search of the double helix.
New York:
McGraw-Hill Book Company,
1985.
Print.