Gaya APA

Richard, Norris. (2000). Graded exercises in statistics for AS and A2 . SIngapore: Cambridge University Press.

Gaya Chicago

Richard, Norris. Graded exercises in statistics for AS and A2. SIngapore: Cambridge University Press, 2000. Text.

Gaya MLA

Richard, Norris. Graded exercises in statistics for AS and A2. SIngapore: Cambridge University Press, 2000. Text.

Gaya Turabian

Richard, Norris. Graded exercises in statistics for AS and A2. SIngapore: Cambridge University Press, 2000. Print.