APA-ийн эшлэл(7 дахь хэвлэлт)

Kenward, B., Rutz, C., Weir, A., & Kacelnik, A. (2006). Development of tool use in New Caledonian crows: Inherited action patterns and social influences.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Kenward, B., C. Rutz, A. Weir, ба A. Kacelnik. Development of Tool Use in New Caledonian Crows: Inherited Action Patterns and Social Influences. 2006.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Kenward, B., et al. Development of Tool Use in New Caledonian Crows: Inherited Action Patterns and Social Influences. 2006.