Tohutoro APA (7th ed.)

Rising, J. D. (2001). Geographic variation in size and shape of savannah sparrows, Passerculus sandwichensis. Cooper Ornithological Society.

Tohutoru Kātū Chicago (17th ed.)

Rising, James D. Geographic Variation in Size and Shape of Savannah Sparrows, Passerculus Sandwichensis. Riverside: Cooper Ornithological Society, 2001.

Tohutoro MLA (9th ed.)

Rising, James D. Geographic Variation in Size and Shape of Savannah Sparrows, Passerculus Sandwichensis. Cooper Ornithological Society, 2001.