Παραπομπή σε μορφή APA (7η εκδ.)
Engstrom, T. W. (1981). The most important thing a man needs to know about the rest of his life. Fleming H. Revell.
Παραπομπή σε μορφή Chicago (17η εκδ.)
Engstrom, Ted W. The Most Important Thing a Man Needs to Know About the Rest of His Life. New Jersey: Fleming H. Revell, 1981.
Παραπομπή σε μορφή MLA (9th εκδ.)
Engstrom, Ted W. The Most Important Thing a Man Needs to Know About the Rest of His Life. Fleming H. Revell, 1981.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.