John Webster and John Ford selected plays / introd. by G.B. Harrison.

MLA

Ford, John, G. B Harrison, and John Webster. John Webster and John Ford Selected Plays / Introd. by G.b. Harrison. London, 1973.

APA

Ford, J., Harrison, G. B, & Webster, J. (1973). John Webster and John Ford selected plays / introd. by G.B. Harrison. London.

Chicago

Ford, John, G. B Harrison, and John Webster. John Webster and John Ford Selected Plays / Introd. by G.B. Harrison. London, 1973.