APA

United States, . (1976). Straight-in non precision instrument approach procedures visual descent point (VDP). [Washington, D.C: .

Chicago

United States, . 1976. Straight-in non precision instrument approach procedures visual descent point (VDP). [Washington, D.C: .

Harvard

United States, . (1976). Straight-in non precision instrument approach procedures visual descent point (VDP). [Washington, D.C: .

MLA

United States, . Straight-in non precision instrument approach procedures visual descent point (VDP). [Washington, D.C: . 1976.