Yazar
Sara Pennak
2 cilt bulundu.
Cilt sonuçları
What on Earth?: 100 of Our Planet's Most Amazing New Species
Quentin D. Wheeler, Sara Pennak · Plume
304 sayfa · 2013
Biodiversity / Animals, classification / Animal species / SCIENCE / Life Sciences / Biological Diversity / SCIENCE
Visibility and comprehension of pedestrian traffic signals
Sara Pennak · Available to the public through the National Technical Information Service
60 sayfa · 1997
Traffic signs and signals / Pedestrians / Design and construction / Psychology / Pedestrian facilities design