Brown, C. R., & Brown, M. B. Testis size increases with colony size in cliff swallows.
Trích dẫn kiểu ChicagoBrown, Charles R., và Mary Bomberger Brown. Testis Size Increases With Colony Size in Cliff Swallows.
ציטוט MLABrown, Charles R., và Mary Bomberger Brown. Testis Size Increases With Colony Size in Cliff Swallows.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.