APA (7th ed.) Citation

Hawkins, C., & Sorgi, M. (1985). Research: How to plan, speak and write about it. Toppan.

Chicago Style (17th ed.) Citation

Hawkins, Clifford, and Marco Sorgi. Research: How to Plan, Speak and Write About It. Singapore: Toppan, 1985.

MLA (9th ed.) Citation

Hawkins, Clifford, and Marco Sorgi. Research: How to Plan, Speak and Write About It. Toppan, 1985.