APA (7th ed.) Citation

Packman, R. (1965). A guide to the business world: With summaries. Longman.

Chicago Style (17th ed.) Citation

Packman, Ronald. A Guide to the Business World: With Summaries. London: Longman, 1965.

MLA (9th ed.) Citation

Packman, Ronald. A Guide to the Business World: With Summaries. Longman, 1965.