APA-Zitierstil (7. Ausg.)

Lake, R. B., & Draetta, U. (1994). Letters of intent and other precontractual documents: Comparative analysis and forms (2. ed.). Butterworths.

Chicago-Zitierstil (17. Ausg.)

Lake, Ralph B., und Ugo Draetta. Letters of Intent and Other Precontractual Documents: Comparative Analysis and Forms. 2. ed. Salem, NH: Butterworths, 1994.

MLA-Zitierstil (9. Ausg.)

Lake, Ralph B., und Ugo Draetta. Letters of Intent and Other Precontractual Documents: Comparative Analysis and Forms. 2. ed. Butterworths, 1994.