Which sentence uses the proper APA source citation to avoid plagiarism?


It is believed that elephants communicate with each other by low-pitched calls that humans cannot hear (Jarslowitz, pg. 521).


It is believed that elephants communicate with each other by low-pitched calls that humans cannot hear (Ray Jarslowitz, 1956, pg. 521).


It is believed that elephants communicate with each other by low-pitched calls that humans cannot hear (Jarslowitz, 1956).


It is believed that elephants communicate with each other by low-pitched calls that humans cannot hear (Ray Jarslowitz, 1956).

1 answer

It is believed that elephants communicate with each other by low-pitched calls that humans cannot hear (Jarslowitz, 1956).