APA (7th ed.) Citation

Robertson, S. M. (1974). Using natural materials. Van Nostrand Reinhold.

Chicago Style (17th ed.) Citation

Robertson, Seonaid M. Using Natural Materials. New York: Van Nostrand Reinhold, 1974.

MLA (9th ed.) Citation

Robertson, Seonaid M. Using Natural Materials. Van Nostrand Reinhold, 1974.