APA (7e ed.) Bronvermelding

Elwell, J. B. Bridge; its Principles and Rules of Play with Illustrative Hands and the Club Code of Bridge Laws.

Chicago (17e ed.) Bronvermelding

Elwell, J. B. Bridge; Its Principles and Rules of Play with Illustrative Hands and the Club Code of Bridge Laws.

MLA (9e ed.) Bronvermelding

Elwell, J. B. Bridge; Its Principles and Rules of Play with Illustrative Hands and the Club Code of Bridge Laws.

Let op: Deze citaties zijn niet altijd 100% accuraat.