Gaya APA
Sjöström, H, &, R, N. (1972).
Thalidomide and the power of the drug companies. .
Harmondsworth dsl:
Penguin Books.
Gaya MLA
Sjöström, Henning, &, Robert, Nilsson..
"Thalidomide and the power of the drug companies. ".
Harmondsworth dsl:
Penguin Books,
1972.
Buku.