Gaya APA

Mackin, Ronald. , Seidl, Jennifer. (1979). Exercise in english patterns and usage / Ronald Mackin and Jennifer Seidl (2nd ed.). Oxford: Oxford University Press.

Gaya Chicago

Mackin, Ronald. , Seidl, Jennifer. Exercise in english patterns and usage / Ronald Mackin and Jennifer Seidl. 2nd ed. Oxford: Oxford University Press, 1979. Text.

Gaya MLA

Mackin, Ronald. , Seidl, Jennifer. Exercise in english patterns and usage / Ronald Mackin and Jennifer Seidl. 2nd ed. Oxford: Oxford University Press, 1979. Text.

Gaya Turabian

Mackin, Ronald. , Seidl, Jennifer. Exercise in english patterns and usage / Ronald Mackin and Jennifer Seidl. 2nd ed. Oxford: Oxford University Press, 1979. Print.