Cita APA (7th ed.)
Landorf, J. (1981). Change points: When we need him most. Fleming H Revell.
Cita Chicago (17th ed.)
Landorf, Joyce. Change Points: When We Need Him Most. New Jersey: Fleming H Revell, 1981.
Cita MLA (9th ed.)
Landorf, Joyce. Change Points: When We Need Him Most. Fleming H Revell, 1981.
Atenció: Aquestes cites poden no estar 100% correctes.