APA引文

(1877). Ohio Poland-China swine record. Carl Freigau and M.J. Lawrence.

Chicago Style (17th ed.) Citation

Ohio Poland-China Swine Record. Cleveland: Carl Freigau and M.J. Lawrence, 1877.

MLA引文

Ohio Poland-China Swine Record. Carl Freigau and M.J. Lawrence, 1877.

警告：这些引文格式不一定是100％准确.