Penggayaan APA
Obruchev, V.. ().
Fundamentals of geology (ed. 2).
Moscow:
Foreign Language Publishing House.
Chicago Style
Obruchev, V..
Fundamentals of geology.
ed. 2
Moscow:
Foreign Language Publishing House,
.
Buku.
MLA Style
Obruchev, V..
Fundamentals of geology.
ed. 2
Moscow:
Foreign Language Publishing House,
.
Buku.
Turabian Style
Obruchev, V..
Fundamentals of geology.
ed. 2
Moscow:
Foreign Language Publishing House,
.
Buku.