APA Format
Neal, Ernest G; Neal, Keith R.C. (1981).
Biology for today : tropical edition / Ernest G. Neal, Keith R.C. Neal
. West Street :: Blandford Press,.
MLA Format
Neal, Ernest G; Neal, Keith R.C.
Biology for today : tropical edition / Ernest G. Neal, Keith R.C. Neal
. West Street :: Blandford Press,, 1981
Chicago Format
Neal, Ernest G; Neal, Keith R.C. Biology for today : tropical edition / Ernest G. Neal, Keith R.C. Neal. West Street :: Blandford Press,, 1981.