Gaya APA
C. H., Waddington. (1943).
The Scientific Attitude .
London:
Penguin Book.
Gaya Chicago
C. H., Waddington.
The Scientific Attitude.
London:
Penguin Book,
1943.
Buku Teks.
Gaya MLA
C. H., Waddington.
The Scientific Attitude.
London:
Penguin Book,
1943.
Buku Teks.
Gaya Turabian
C. H., Waddington.
The Scientific Attitude.
London:
Penguin Book,
1943.
Buku Teks.