APA (7th ed.) Citation
Howe, B. (1990). Portfolio: Case studies for business english (1.vyd.). Longman Group UK.
Chicago Style (17th ed.) Citation
Howe, Brian. Portfolio: Case Studies for Business English. 1.vyd. Essex: Longman Group UK, 1990.
MLA (9th ed.) Citation
Howe, Brian. Portfolio: Case Studies for Business English. 1.vyd. Longman Group UK, 1990.
Warning: These citations may not always be 100% accurate.