Logistical routing of park tours with waiting times: case of Beijing Zoo / Haiying Xu [et al.]
Le parc animalier local, avenir du parc zoologique? / Dirk Reiser
DECLARAÇÃO DE RECTIFICAÇÃO Nº 7-D/2003
Rules of engagement: The role of emotional display rules in delivering conservation interpretation in a zoo-based tourism context / Aaron J.C. Wijeratne [et al.]