"Parry O'Brien".
britannica.com.
Encyclopædia Britannica.
Retrieved May 25, 2015.

"Parry O'Brien".
sports-reference.com.
Sports Reference LLC.
Archived from the original on April 17, 2020.
Retrieved May 25, 2015.

Parry O'Brien.
trackfield.brinkster.net
"California State Meet Results – 1915 to present".
Hank Lawson.
Archived from the original on October 6, 2014.
Retrieved December 25, 2012.

Helene Elliott (April 23, 2007). "
Parry O'Brien, 75; revolutionized shotput throw".
Los Angeles Times.

Parry O'Brien.
Time Magazine, December 3, 1956
"The Great White Whale".
Time Magazine.
December 3, 1956.

United States.
sports-reference.com
Litsky, Frank (April 23, 2007) Olympic gold medalist O'Brien dies at 75.
New York Times
File:Parry O'Brien with wife 1955.jpg
File:Parry O'Brien with wife 1955.jpg
Parry O'Brien eyes honemoon in sunny Italy.
Californian (June 30, 1960) p. 41
"Parry O'Brien". britannica.com. Encyclopædia Britannica. Retrieved May 25, 2015.
"Parry O'Brien". sports-reference.com. Sports Reference LLC. Archived from the original on April 17, 2020. Retrieved May 25, 2015.
Parry O'Brien. trackfield.brinkster.net
"California State Meet Results – 1915 to present". Hank Lawson. Archived from the original on October 6, 2014. Retrieved December 25, 2012.
Helene Elliott (April 23, 2007). "Parry O'Brien, 75; revolutionized shotput throw". Los Angeles Times.
Parry O'Brien. Time Magazine, December 3, 1956
"The Great White Whale". Time Magazine. December 3, 1956.
United States. sports-reference.com
Litsky, Frank (April 23, 2007) Olympic gold medalist O'Brien dies at 75. New York Times
File:Parry O'Brien with wife 1955.jpg
File:Parry O'Brien with wife 1955.jpg
Parry O'Brien eyes honemoon in sunny Italy. Californian (June 30, 1960) p. 41
Parry O'Brien