APA

Hungerford H. B., Matsuda R., .Two new genera of Gerridae with the description of a new species. : .

Chicago

Hungerford Herbert B, Matsuda Ryuichi, .Two new genera of Gerridae with the description of a new species. : .

Harvard

Hungerford H. B., Matsuda R., .Two new genera of Gerridae with the description of a new species. : .

MLA

Hungerford Herbert B, Matsuda Ryuichi, .: . .