Gaya APA
Strayer, J, R. (1970).
On the mediebal origins of the modern state oleh Joseph R. Strayer .
Princeston:
Princeston University Press.
Gaya MLA
Strayer, Joseph, R..
"On the mediebal origins of the modern state oleh Joseph R. Strayer".
Princeston:
Princeston University Press,
1970.
Text.