Gaya APA
Gerritsen, Tess. (2017).
I Know A Secret .
Great Britain:
Bantam Press.
Gaya Chicago
Gerritsen, Tess.
I Know A Secret.
Great Britain:
Bantam Press,
2017.
Buku.
Gaya MLA
Gerritsen, Tess.
I Know A Secret.
Great Britain:
Bantam Press,
2017.
Buku.
Gaya Turabian
Gerritsen, Tess.
I Know A Secret.
Great Britain:
Bantam Press,
2017.
Buku.