APA (7th ed.) Citation

Etherton, A. (1966). Mastering modern english. Longman Group.

Chicago Style (17th ed.) Citation

Etherton, A.R.B. Mastering Modern English. Longman Group, 1966.

MLA (8th ed.) Citation

Etherton, A.R.B. Mastering Modern English. Longman Group, 1966.

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