Tham khảo Hồng_Hy_Quan

    • Beginning Shaolin Hung-Gar Kung Fu - John Leong
    • Hung Gar Kung Fu: Chinese art of self defense - Bucksam Kong and Eugene H. Ho, copyright 1973 Ohara Publications Inc.
    • The Tiger/Crane Form of Hung Gar Kung Fu - Bucksam Kong, copyright 1983 Ohara Publications Inc.
    • Kung Fu Magazine - Sept.1999, Pacific Rim publications, Arnaldo Ty Nunez