Gaya APA

Freund, J, E., Walpole, R, E. (1980). Mathematical statistics / John E. Freund, Ronald E. Walpole (Ed.ke-3). London: Prentice-Hal International.

Gaya MLA

Freund, John, E.., Walpole, Ronald, E.. "Mathematical statistics / John E. Freund, Ronald E. Walpole". Ed.ke-3 London: Prentice-Hal International, 1980. Textbook.