APA সাইটেশন

R.Slager William. (1962). English for today (In lần thứ 1.). Berlin: McGraw-Hill.

শিকাগো স্টাইলে সাইটেশন

R.Slager William. English for Today. In lần thứ 1. Berlin: McGraw-Hill, 1962.

এমএলএ সাইটেশন

R.Slager William. English for Today. In lần thứ 1. Berlin: McGraw-Hill, 1962.