Cita APA

Mossotti, V. G., & Mossotti, V. G. (2002). The effect of selected cleaning techniques on Berkshire Lee marble: A scientific study at Philadelphia City Hall. Menlo Park, Calf.: U.S. Geological Survey.

Citación estilo Chicago

Mossotti, V. G., y V. G. Mossotti. The Effect of Selected Cleaning Techniques On Berkshire Lee Marble: A Scientific Study At Philadelphia City Hall. Menlo Park, Calf.: U.S. Geological Survey, 2002.

Cita MLA

Mossotti, V. G., y V. G. Mossotti. The Effect of Selected Cleaning Techniques On Berkshire Lee Marble: A Scientific Study At Philadelphia City Hall. Menlo Park, Calf.: U.S. Geological Survey, 2002.