APA (7th ed.) Citation

Robinson, N. H., & Forbes, E. G. (1980). The Royal Society catalogue of portraits. The Society.

Chicago Style (17th ed.) Citation

Robinson, Norman H., and Eric G. Forbes. The Royal Society Catalogue of Portraits. London: The Society, 1980.

MLA (9th ed.) Citation

Robinson, Norman H., and Eric G. Forbes. The Royal Society Catalogue of Portraits. The Society, 1980.