APA-ийн эшлэл(7 дахь хэвлэлт)

Green, J., Freckleton, R., & Hatchwell, B. (2016). Variation in helper effort among cooperatively breeding bird species is consistent with Hamilton’s Rule. Nature.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Green, J., R. Freckleton, ба B. Hatchwell. Variation in Helper Effort Among Cooperatively Breeding Bird Species Is Consistent with Hamilton’s Rule. Nature, 2016.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Green, J., et al. Variation in Helper Effort Among Cooperatively Breeding Bird Species Is Consistent with Hamilton’s Rule. Nature, 2016.