APA استشهاد

LEIGHTON,Joseph. (1967). THE SPREAD OF CANCER. ACADEMIC PRESS.

استشهاد بنمط شيكاغو

LEIGHTON,Joseph. THE SPREAD OF CANCER. NEW YORK & LONDON: ACADEMIC PRESS, 1967.

MLA استشهاد

LEIGHTON,Joseph. THE SPREAD OF CANCER. ACADEMIC PRESS, 1967.