APA

RICHARDS JACK HULL JONATHAN PROCTOR SUSAN, . (1990). INTERCHANGE TEACHERS MANUAL 1. : .

Chicago

RICHARDS JACK HULL JONATHAN PROCTOR SUSAN, . 1990. INTERCHANGE TEACHERS MANUAL 1. : .

Harvard

RICHARDS JACK HULL JONATHAN PROCTOR SUSAN, . (1990). INTERCHANGE TEACHERS MANUAL 1. : .

MLA

RICHARDS JACK HULL JONATHAN PROCTOR SUSAN, . INTERCHANGE TEACHERS MANUAL 1. : . 1990.