Cita APA (7th ed.)

READ,P&MIERE. (1983). GEMMOLOGICAL INSTRUMENT. MAGRAW HILL.

Cita Chicago (17th ed.)

READ,P&MIERE. GEMMOLOGICAL INSTRUMENT. LONDON: MAGRAW HILL, 1983.

Cita MLA (9th ed.)

READ,P&MIERE. GEMMOLOGICAL INSTRUMENT. MAGRAW HILL, 1983.