Παραπομπή σε μορφή APA (7η εκδ.)

Hosack, W. M. Land development calculations: Interactive tools and techniques for site planning, analysis, and design (2nd ed.).

Παραπομπή σε μορφή Chicago (17η εκδ.)

Hosack, Walter M. Land Development Calculations: Interactive Tools and Techniques for Site Planning, Analysis, and Design. 2nd ed.

Παραπομπή σε μορφή MLA (8th εκδ.)

Hosack, Walter M. Land Development Calculations: Interactive Tools and Techniques for Site Planning, Analysis, and Design. 2nd ed.