Gaya APA
Atkinson, E. (1959).
The how and why program : Little question that lead to great discoveries .
Ohio:
The LJ. Bullard Co.
Gaya MLA
Atkinson, Eleanor.
"The how and why program : Little question that lead to great discoveries".
Ohio:
The LJ. Bullard Co,
1959.
Buku Tercetak.