APA (7e ed.) Bronvermelding

CLARK, S. G. (1947). The seventeenth century (2nd ed.). Clarendon Press.

Chicago (17e ed.) Bronvermelding

CLARK, Sir George. The Seventeenth Century. 2nd ed. Oxford: Clarendon Press, 1947.

MLA (9e ed.) Bronvermelding

CLARK, Sir George. The Seventeenth Century. 2nd ed. Clarendon Press, 1947.