Hallmarks and date letters on silver , gold and platinum. : Published for "retail Jeweller" by N.A.G.

MLA

Hallmarks and Date Letters On Silver , Gold and Platinum. : Published for "retail Jeweller" by N.a.g. London: Press Limited, N.A.G., 1977.

APA

(1977). Hallmarks and date letters on silver , gold and platinum. : Published for "retail Jeweller" by N.A.G. London: Press Limited, N.A.G.

Chicago

Hallmarks and Date Letters On Silver , Gold and Platinum. : Published for "retail Jeweller" by N.A.G. London: Press Limited, N.A.G., 1977.