APA (7th ed.) Citation

Lambert, R. S., Watson, G. M., & Kunz, R. (1954). They went exploring. Book Society of Canada.

Chicago Style (17th ed.) Citation

Lambert, R. S., G. Milton Watson, and Robert Kunz. They Went Exploring. Agincourt, Ont.: Book Society of Canada, 1954.

MLA (9th ed.) Citation

Lambert, R. S., et al. They Went Exploring. Book Society of Canada, 1954.