APA (7th ed.) Citation

Robinson, F. C. (1972). A dictionary of grafhical symbols. F. C. Avis.

Chicago Style (17th ed.) Citation

Robinson, F. C. A Dictionary of Grafhical Symbols. F. C. Avis, 1972.

MLA (8th ed.) Citation

Robinson, F. C. A Dictionary of Grafhical Symbols. F. C. Avis, 1972.

Warning: These citations may not always be 100% accurate.