APA

Youngpeter J. M., . (1977). A land of volcanoes, reptiles, and birds. : .

Chicago

Youngpeter John M, . 1977. A land of volcanoes, reptiles, and birds. : .

Harvard

Youngpeter J. M., . (1977). A land of volcanoes, reptiles, and birds. : .

MLA

Youngpeter John M, . A land of volcanoes, reptiles, and birds. : . 1977.