APA Style
Lenk, J, D.
(1991).
Lenk's audio handbook / John D. Lenk
(
1)
.
New York:
McGraw-Hill.
MLA Style
Lenk, John, D..
"Lenk's audio handbook / John D. Lenk".
1
New York:
McGraw-Hill,
1991.
Textbook ห้องสมุดทั่วไป.