APA Style
Chopra,G.L, Z.O. Muller, A.S. Akhtar. (1990).
Gymnosperms .
Lahore:
Unique Publishers, Lahore.
Chicago Style
Chopra,G.L, Z.O. Muller, A.S. Akhtar.
Gymnosperms.
Lahore:
Unique Publishers, Lahore,
1990.
.
MLA Style
Chopra,G.L, Z.O. Muller, A.S. Akhtar.
Gymnosperms.
Lahore:
Unique Publishers, Lahore,
1990.
.
Turabian Style
Chopra,G.L, Z.O. Muller, A.S. Akhtar.
Gymnosperms.
Lahore:
Unique Publishers, Lahore,
1990.
.