APA (7th ed.) Citation

Johnston, K., & Limited, W. &. A. J. North America. William Blackwood & Sons.

Chicago Style (17th ed.) Citation

Johnston, Keith, and W. & A.K. Johnston Limited. North America. William Blackwood & Sons.

MLA (9th ed.) Citation

Johnston, Keith, and W. & A.K. Johnston Limited. North America. William Blackwood & Sons.

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