APA (7th ed.) Citation

Robertson, T. B., & Robertson, J. W. S. (1931). The spirit of research. F. W. Preece & sons.

Chicago Style (17th ed.) Citation

Robertson, T. Brailsford, and Jane Winifred Stirling Robertson. The Spirit of Research. Adelaide: F. W. Preece & sons, 1931.

MLA (9th ed.) Citation

Robertson, T. Brailsford, and Jane Winifred Stirling Robertson. The Spirit of Research. F. W. Preece & sons, 1931.

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