Dyfyniad APA

Stossel, J. (1980). Shopping smart: The only consumer guide you’ll ever need. New York: Putnam.

Dyfyniad Arddull Chicago

Stossel, John. Shopping Smart: The Only Consumer Guide You’ll Ever Need. New York: Putnam, 1980.

Dyfyniad MLA

Stossel, John. Shopping Smart: The Only Consumer Guide You’ll Ever Need. New York: Putnam, 1980.

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