APA

Howell D. J., .Bats and pollen: physiological aspects of the syndrome of chiropterophlly. : .

Chicago

Howell D J, .Bats and pollen: physiological aspects of the syndrome of chiropterophlly. : .

Harvard

Howell D. J., .Bats and pollen: physiological aspects of the syndrome of chiropterophlly. : .

MLA

Howell D J, .: . .