APA (7th ed.) Citation

Winter, B. (1993). The ILP: Past & present (Rev. and updatet version.). ILP.

Chicago Style (17th ed.) Citation

Winter, Barry. The ILP: Past & Present. Rev. and updatet version. Leeds: ILP, 1993.

MLA (9th ed.) Citation

Winter, Barry. The ILP: Past & Present. Rev. and updatet version. ILP, 1993.