Dyfyniad APA

OGILVY DAVID. (1986). UNPUBLISHED DAVID OGILVY. SIDGWICK & JACKSON.

Dyfyniad Arddull Chicago

OGILVY DAVID. UNPUBLISHED DAVID OGILVY. LONDON: SIDGWICK & JACKSON, 1986.

Dyfyniad MLA

OGILVY DAVID. UNPUBLISHED DAVID OGILVY. SIDGWICK & JACKSON, 1986.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.