Smith, W. D. (1907). Petrography of some rocks from Benguet province, Luzon, P.I.
Cita Chicago (17th ed.)Smith, Warren D. Petrography of Some Rocks from Benguet Province, Luzon, P.I. 1907.
Cita MLA (9th ed.)Smith, Warren D. Petrography of Some Rocks from Benguet Province, Luzon, P.I. 1907.
Atenció: Aquestes cites poden no estar 100% correctes.