APA Citation

Mackin, R. (1969). Exercises in english patterns and usage 4. Institut d`etudes Theologiques.

Chicago Style Citation

Mackin, Ronald. Exercises in English Patterns and Usage 4. Institut d`etudes Theologiques, 1969.

MLA Citation

Mackin, Ronald. Exercises in English Patterns and Usage 4. Institut d`etudes Theologiques, 1969.

Warning: These citations may not always be 100% accurate.