Gaya APA

Gartside, L. (1976). Modern Business Correspondence : a practical course for use in schools, and by all who would write better business letters (Third Edition). Plymouth: Macdonald and Evans.

Gaya MLA

Gartside, L.. "Modern Business Correspondence : a practical course for use in schools, and by all who would write better business letters". Third Edition Plymouth: Macdonald and Evans, 1976. Text.