Gaya APA

Mackay, James. (2011). The world encyclopedia of stamps and stamp collecting . [S.l.]: Lorenz Books.

Gaya Chicago

Mackay, James. The world encyclopedia of stamps and stamp collecting. [S.l.]: Lorenz Books, 2011. Text.

Gaya MLA

Mackay, James. The world encyclopedia of stamps and stamp collecting. [S.l.]: Lorenz Books, 2011. Text.

Gaya Turabian

Mackay, James. The world encyclopedia of stamps and stamp collecting. [S.l.]: Lorenz Books, 2011. Print.