APA
Moran P., . (1968). An introduction to probability theory. Oxford: Clarendon Press.
Chicago
Moran Patrick, . 1968. An introduction to probability theory. Oxford: Clarendon Press.
Harvard
Moran P., . (1968). An introduction to probability theory. Oxford: Clarendon Press.
MLA
Moran Patrick, . An introduction to probability theory. Oxford: Clarendon Press. 1968.