APA
Ashurst J. &. D. F. G., . (1990). Conservation of building and decorative stone. Volume 1. London: Butterworth-Heinemann.
Chicago
Ashurst John & Dimes Francis G, . 1990. Conservation of building and decorative stone. Volume 1. London: Butterworth-Heinemann.
Harvard
Ashurst J. &. D. F. G., . (1990). Conservation of building and decorative stone. Volume 1. London: Butterworth-Heinemann.
MLA
Ashurst John & Dimes Francis G, . Conservation of building and decorative stone. Volume 1. London: Butterworth-Heinemann. 1990.