Fernandez, P. V. (1981). Law of strikes, picketing and lockouts. Labor Assistance Group.
Cita Chicago (17th ed.)Fernandez, Perfecto Villanueva. Law of Strikes, Picketing and Lockouts. Quezon City: Labor Assistance Group, 1981.
Cita MLA (9th ed.)Fernandez, Perfecto Villanueva. Law of Strikes, Picketing and Lockouts. Labor Assistance Group, 1981.
Atenció: Aquestes cites poden no estar 100% correctes.