APA (7th ed.) Citation

Podesta, B., Conacher, R., & Nicolson, P. (1985). Active Geography (New syllabus, 1. ed., 5. impr.). DeJager-HAUM.

Chicago Style (17th ed.) Citation

Podesta, B., R. Conacher, and P. Nicolson. Active Geography. New syllabus, 1. ed., 5. impr. Pretoria [u.a.]: DeJager-HAUM, 1985.

MLA (9th ed.) Citation

Podesta, B., et al. Active Geography. New syllabus, 1. ed., 5. impr. DeJager-HAUM, 1985.